Foraminifera taxon details

Elphidium Montfort, 1808

Nautilus macellum Fichtel and Moll, 1798, lectotype,
Nautilus macellum Fichtel and Moll, 1798, lectotype,

112162  (urn:lsid:marinespecies.org:taxname:112162)

  1. Biota
  2. Chromista (Kingdom)
  3. Harosa (Subkingdom)
  4. Rhizaria (Infrakingdom)
  5. Foraminifera (Phylum)
  6. Globothalamea (Class)
  7. Rotaliana (Subclass)
  8. Rotaliida (Order)
  9. Rotalioidea (Superfamily)
  10. Elphidiidae (Family)
  11. Elphidiinae (Subfamily)
  12. Elphidium (Genus)
accepted
Genus
Andromedes Montfort, 1808 · unaccepted > junior subjective synonym (Opinion of Cushman (1927))
Canalifera Krasheninnikov, 1953 · unaccepted (Name not available ICZN Art....)  
Name not available ICZN Art. 13(a)(i) Elphidium eichwaldi was a nomen nudum at time of erection of the genus fide Ellis and Messina database.
Carpenterella Krasheninnikov, 1953 · unaccepted (Opinion of Loeblich & Tappan, 1987)
Cellanthus Montfort, 1808 · unaccepted > junior subjective synonym (Opinion of Cushman (1927))
Cellulia Agassiz, 1844 · unaccepted (Opinion of Loeblich & Tappan,...)  
Opinion of Loeblich & Tappan, 1987, err. emend.
Faujasinella Voloshinova, 1958 · unaccepted (Subjective junior synonym in...)  
Subjective junior synonym in opinion of Loeblich & Tappan, 1987
Geophonus Montfort, 1808 · unaccepted > junior subjective synonym (Opinion of Cushman (1927))
Geoponus Ehrenberg, 1841 · unaccepted > misspelling - incorrect subsequent spelling
Helicoza Möbius, 1880 · unaccepted (Subjective junior synonym Opinion...)  
Subjective junior synonym Opinion of Loeblich & Tappan, 1987
Ozawaia Cushman, 1931 · unaccepted (Junior subjective synonym in...)  
Junior subjective synonym in opinion of Hayward et al. (1997)
Perfectononion Voloshinova & Leonenko, 1970 · unaccepted (Opinion of Loeblich & Tappan, 1987)
Planoelphidium Voloshinova, 1958 · unaccepted (Opinion of Loeblich & Tappan, 1987)
Polystomatium Ehrenberg, 1839 · unaccepted (Opinion of Loeblich & Tappan, 1987)
Polystomella Lamarck, 1822 · unaccepted > junior subjective synonym (Opinion of Cushman (1927))
Retroelphidium Voloshinova, 1970 · unaccepted (Opinion of Loeblich & Tappan, 1987)
Sporilus Montfort, 1808 · unaccepted > junior subjective synonym (Opinion of Cushman (1927))
Themeon Montfort, 1808 · unaccepted > junior subjective synonym (Opinion of Loeblich & Tappan, 1987)
Vorticialis Lamarck, 1812 · unaccepted (Opinion of Loeblich & Tappan, 1987)

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  1. Species Elphidium aculeatum (d'Orbigny, 1846)
  2. Species Elphidium adelaidense Howchin & Parr, 1938 †
  3. Species Elphidium advena (Cushman, 1922)
  4. Species Elphidium africanum LeRoy, 1953 †
  5. Species Elphidium aguafrescaense Todd & Kniker, 1952 †
  6. Species Elphidium alaskense Cushman & Todd, 1947 †
  7. Species Elphidium albanii Hayward, 1997 in Hayward, Hollis & Grenfell, 1997
  8. Species Elphidium albiumbilicatum (Weiss, 1954)
  9. Species Elphidium alizadei Pobedina, Voroshilova, Rybina & Kuznetsova, 1956 †
  10. Species Elphidium altenbachi Langer, Hayward & Holzmann in Hayward et al., 2025
  11. Species Elphidium alvarezianum (d'Orbigny, 1839)
  12. Species Elphidium ancestrum Le Calvez, 1950 †
  13. Species Elphidium angulatum (Egger, 1857) †
  14. Species Elphidium antoninum (d'Orbigny, 1846) †
  15. Species Elphidium apthorpae Hayward in Hayward et al., 2025
  16. Species Elphidium argenteum Parr, 1945
  17. Species Elphidium armenium Saakyan-Gezalyan, 1957 †
  18. Species Elphidium articulatum (d'Orbigny, 1839)
  19. Species Elphidium asagaiense Asano, 1949 †
  20. Species Elphidium asanoi Matsunaga, 1963 †
  21. Species Elphidium asiaticum Polski, 1959
  22. Species Elphidium atlanticum Gudina, 1975
  23. Species Elphidium azerbaidjanicum Mamedova, 1966 †
  24. Species Elphidium azizbekovi Pobedina, Voroshilova, Rybina & Kuznetsova, 1956 †
  25. Species Elphidium aznaburticum Pronina, 1964 †
  26. Species Elphidium batavum Hofker, 1968
  27. Species Elphidium berthelotianum (d'Orbigny, 1839)
  28. Species Elphidium bhattacharyai Jauhri, 1994 †
  29. Species Elphidium bogdanowiczi Pronina, 1964 †
  30. Species Elphidium boreale Nuzhdina, 1968
  31. Species Elphidium bosoense Fujita, 1956
  32. Species Elphidium botaniense Albani, 1981
  33. Species Elphidium brooklynense Shupack, 1934 †
  34. Species Elphidium californicum Cook Ms., 1959 †
  35. Species Elphidium canni Parker & Hayward in Hayward et al., 2025
  36. Species Elphidium capelavelaense McCulloch, 1981
  37. Species Elphidium carenerosensis Bermúdez & Fuenmayor, 1966 †
  38. Species Elphidium carpentariaense Albani & Yassini, 1993
  39. Species Elphidium carteri Hayward, 1997 in Hayward, Hollis & Grenfell, 1997
  40. Species Elphidium cavispinum Di Geronimo, 1973 †
  41. Species Elphidium cercadense Bermúdez, 1949 †
  42. Species Elphidium chapmani Cushman, 1936 †
  43. Species Elphidium charlottense (Vella, 1957)
  44. Species Elphidium cherifi Anan, 2010 †
  45. Species Elphidium chilenum Todd & Kniker, 1952 †
  46. Species Elphidium chipolense (Cushman, 1920) †
  47. Species Elphidium clarki Graham, 1950 †
  48. Species Elphidium cochense McCulloch, 1981
  49. Species Elphidium collinsi Hayward, 1997 in Hayward, Hollis & Grenfell, 1997
  50. Species Elphidium colomboense McCulloch, 1977
  51. Species Elphidium colomi Ferrer, 1971 †
  52. Species Elphidium complanatum (d'Orbigny, 1839)
  53. Species Elphidium compressulum Copeland, 1964 †
  54. Species Elphidium concinnum Nicol, 1944
  55. Species Elphidium concinnum Khalilov, 1957 † (accepted > unreplaced junior homonym, Primary junior homonym of Elphidium concinnum Nicol, 1944)
  56. Species Elphidium consociatum Khalilov, 1957 †
  57. Species Elphidium corioense Collins, 1974
  58. Species Elphidium costiferum (Terquem, 1882) †
  59. Species Elphidium crassatum Cushman, 1936 †
  60. Species Elphidium crassimargo Shchedrina, 1984
  61. Species Elphidium craticulatum (Fichtel & Moll, 1798)
  62. Species Elphidium crespinae Cushman, 1936 †
  63. Species Elphidium crispum (Linnaeus, 1758)
  64. Species Elphidium cristobalense McCulloch, 1981
  65. Species Elphidium cubaguaense McCulloch, 1981
  66. Species Elphidium cubanicum Krasheninnikov, 1959 †
  67. Species Elphidium culebrense Cushman, 1936 †
  68. Species Elphidium cuvillieri Lévy, 1966
  69. Species Elphidium cynicalis Jennings, 1936 †
  70. Species Elphidium davidhaigi Hayward in Hayward et al., 2025
  71. Species Elphidium decorum Qiu & Lin, 1978 †
  72. Species Elphidium deferrariisi Malumián, 1991 †
  73. Species Elphidium delicatulum Bermúdez, 1949 †
  74. Species Elphidium depressulum Cushman, 1933
  75. Species Elphidium discoidale (d'Orbigny, 1839)
  76. Species Elphidium dispar Cushman, 1954
  77. Species Elphidium dittmeri Lafrenz, 1963 †
  78. Species Elphidium dominicense Bermúdez, 1949 †
  79. Species Elphidium dopperti Daniels, 2001 †
  80. Species Elphidium duzdagicum Pronina, 1964 †
  81. Species Elphidium earlandi Cushman, 1936
  82. Species Elphidium echinus Serova, 1955 †
  83. Species Elphidium eichwaldi Bogdanovich nom. ms. in Serova, 1955 †
  84. Species Elphidium elegans Serova, 1955 †
  85. Species Elphidium ellisi Weiss, 1954 †
  86. Species Elphidium eocenicum Cushman & Ellisor, 1931 †
  87. Species Elphidium evolutum (Chapman, 1913) †
  88. Species Elphidium excubitor Nicol, 1944
  89. Species Elphidium exoletum (Costa, 1856) †
  90. Species Elphidium exoticum Haynes, 1973
  91. Species Elphidium ezoense Asano, 1937 †
  92. Species Elphidium fajemilai Hayward & Langer in Hayward et al., 2025
  93. Species Elphidium farsiensis Krasheninnikov, 1959 †
  94. Species Elphidium fastigiatum Cushman, 1945 †
  95. Species Elphidium fax Nicol, 1944
  96. Species Elphidium fedorowi Bogdanovich, 1960 †
  97. Species Elphidium felsense Papp, 1963 †
  98. Species Elphidium ferrentegranulum Krasheninnikov, 1960 †
  99. Species Elphidium feylinghansseni Hayward, Parker & Langer in Hayward et al., 2026
  100. Species Elphidium fichtelianum (d'Orbigny, 1846) †
  101. Species Elphidium fijiense Hayward, 1997 in Hayward, Hollis & Grenfell, 1997
  102. Species Elphidium fimbriatulum (Cushman, 1918) †
  103. Species Elphidium fissurisuturalum Wang, He & Lu, 1988 †
  104. Species Elphidium flexuosum (d'Orbigny, 1846) †
  105. Species Elphidium florentinae Shupack, 1934 †
  106. Species Elphidium formosum Todd, 1957
  107. Species Elphidium friedbergi Serova, 1955 †
  108. Species Elphidium frizzelli Miller, 1953
  109. Species Elphidium funderi Feyling-Hanssen, 1990 †
  110. Species Elphidium galvestonense Kornfeld, 1931
  111. Species Elphidium georgianum Cushman, 1935 †
  112. Species Elphidium georgium Venglinsky, 1958 †
  113. Species Elphidium gerthi van Voorthuysen, 1957
  114. Species Elphidium gischleri Parker & Hayward in Hayward et al., 2025
  115. Species Elphidium glabratum Cushman, 1939 †
  116. Species Elphidium goldsteinae Langer in Hayward et al., 2025
  117. Species Elphidium granatum Gudina, 1964 †
  118. Species Elphidium granosum (d'Orbigny, 1846)
  119. Species Elphidium granti Kleinpell, 1938 †
  120. Species Elphidium granulatum (Costa, 1856)
  121. Species Elphidium granulosum (Sidebottom, 1909)
  122. Species Elphidium grimensis Quilty, 1980 †
  123. Species Elphidium gudinae (Polova, 1979)
  124. Species Elphidium guraboense Bermúdez, 1949 †
  125. Species Elphidium haagensis van Voorthuysen, 1950 †
  126. Species Elphidium hadleyana Smitter, 1955 †
  127. Species Elphidium halickii Brodniewicz, 1972 †
  128. Species Elphidium hampdenense Finlay, 1939 †
  129. Species Elphidium hanseni Hayward in Hayward et al., 2025
  130. Species Elphidium hauerinum (d'Orbigny, 1846) †
  131. Species Elphidium hawkesburiense (Albani, 1974)
  132. Species Elphidium helenae Quilty, 1980 †
  133. Species Elphidium hiltermanni Hagn, 1952 †
  134. Species Elphidium hokkaidoense Asano, 1950
  135. Species Elphidium hollisi Hayward in Hayward et al., 2025
  136. Species Elphidium hornibrooki Srinivasan, 1966 †
  137. Species Elphidium howchini Cushman, 1936 †
  138. Species Elphidium hughesi Cushman & Grant, 1927 †
  139. Species Elphidium hulmei Hayward & Holzmann in Hayward et al., 2025
  140. Species Elphidium humboldtensis Haller, 1980 †
  141. Species Elphidium hungaricum Korecz-Laky, 1967 †
  142. Species Elphidium hyalinum Brodniewicz, 1972 †
  143. Species Elphidium ibericum (Schrodt, 1890) †
  144. Species Elphidium icenorum Macfadyen, 1939 †
  145. Species Elphidium illawarraense (Albani & Yassini, 1993)
  146. Species Elphidium inchonense Mcculloch, 1977
  147. Species Elphidium inclarum Krasheninnikov, 1960 †
  148. Species Elphidium indicum Cushman, 1936
  149. Species Elphidium indopacificum (Germeraad, 1946)
  150. Species Elphidium inflatum (Reuss, 1861) †
  151. Species Elphidium infrajuliense Bertels, 1977 †
  152. Species Elphidium ingressans Dorreen, 1948 †
  153. Species Elphidium inopinatum Khalilov, 1957 †
  154. Species Elphidium iojimaense Asano & Murata, 1958 †
  155. Species Elphidium izumoense Nomura, 1990 †
  156. Species Elphidium javanum Yabe & Asano, 1937 †
  157. Species Elphidium jenseni (Cushman, 1924)
  158. Species Elphidium jiani Lei & Li, 2016
  159. Species Elphidium johnstonae McLean, 1956 †
  160. Species Elphidium josephinum (d'Orbigny, 1846) †
  161. Species Elphidium joukovi Serova, 1955 †
  162. Species Elphidium kadilnicovi Semenov & Semenova, 1980 †
  163. Species Elphidium kaicherae McLean, 1956 †
  164. Species Elphidium kanoum Hayward, 1979 †
  165. Species Elphidium karenae Ásbjörnsdóttir, 1994 †
  166. Species Elphidium karpaticum Myatlyuk, 1950 †
  167. Species Elphidium kawagatai Tsuchiya, Ishiwatari & Hayward in Hayward et al., 2025
  168. Species Elphidium kazmakrisense Mamedova, 1966 †
  169. Species Elphidium kobense McCulloch, 1977
  170. Species Elphidium koberi Tollmann, 1955 †
  171. Species Elphidium koeboeense LeRoy, 1939
  172. Species Elphidium korsuni Hayward in Hayward et al., 2025
  173. Species Elphidium kozlowskii Brodniewicz, 1965
  174. Species Elphidium kudakoense Bogdanovich, 1947 †
  175. Species Elphidium kusiroense Asano, 1938
  176. Species Elphidium kvesanensis Archavadze in Dzhanelidze, 1956 †
  177. Species Elphidium laeve (d'Orbigny in Parker, Jones & Brady, 1865) †
  178. Species Elphidium lagunense (Albani & Barbero, 1982)
  179. Species Elphidium laloviensis Venglinsky, 1948 †
  180. Species Elphidium laminatum (Terquem, 1878) †
  181. Species Elphidium lanieri (d'Orbigny, 1839)
  182. Species Elphidium larsi Langer in Hayward et al., 2025
  183. Species Elphidium latidorsatum (Reuss, 1864) †
  184. Species Elphidium latispatium Poag, 1966 †
  185. Species Elphidium latusovum Krasheninnikov, 1960 †
  186. Species Elphidium lauritaense Todd & Kniker, 1952 †
  187. Species Elphidium lautenschlaegeri Voloshinova, 1952 †
  188. Species Elphidium lene Cushman & McCulloch, 1940
  189. Species Elphidium lens Galloway & Heminway, 1941 †
  190. Species Elphidium leonensis Applin & Jordan, 1945 †
  191. Species Elphidium lessonii (d'Orbigny, 1839)
  192. Species Elphidium ligatum Krasheninnikov, 1960 †
  193. Species Elphidium limatulum Copeland, 1964 †
  194. Species Elphidium limbatum (Chapman, 1907)
  195. Species Elphidium limpidum He, Hu & Wang, 1965
  196. Species Elphidium lobatum Galloway & Heminway, 1941 †
  197. Species Elphidium lobulatum Langer in Hayward et al., 2025
  198. Species Elphidium longipontis Shchedrina, 1949
  199. Species Elphidium ludbrookae Bhalla & Dev, 1988 †
  200. Species Elphidium lunatum Langer in Hayward et al., 2025
  201. Species Elphidium mabutii Asano, 1962 †
  202. Species Elphidium macelliforme McCulloch, 1981
  203. Species Elphidium macellum (Fichtel & Moll, 1798)
  204. Species Elphidium maioricense Colom, 1942
  205. Species Elphidium manibulum Khalilov, 1957 †
  206. Species Elphidium maorium Hayward, 1997
  207. Species Elphidium margaritaceum Cushman, 1930
  208. Species Elphidium mariae Archavadze in Dzhanelidze, 1956 †
  209. Species Elphidium marshallana Todd & Post, 1954 †
  210. Species Elphidium matanginuiense Hayward, 1997 †
  211. Species Elphidium matauraense Hayward, 1997 †
  212. Species Elphidium matsuense Nomura, 1990 †
  213. Species Elphidium matzenense Papp, 1963 †
  214. Species Elphidium mawsoni Parr, 1950
  215. Species Elphidium mexicanum Kornfeld, 1931
  216. Species Elphidium microelegans Serova, 1955 †
  217. Species Elphidium miikense Murata, 1961 †
  218. Species Elphidium minimum (Seguenza, 1880) †
  219. Species Elphidium mirandum Krasheninnikov, 1960 †
  220. Species Elphidium mironovi Voloshinova, 1952 †
  221. Species Elphidium miusserensis Dzhanelidze, 1956 †
  222. Species Elphidium miyatense Fujita, 1956
  223. Species Elphidium morenoi Bermúdez, 1935
  224. Species Elphidium mortonbayense Albani & Yassini, 1993
  225. Species Elphidium mouangaae Hayward & Langer in Hayward et al., 2025
  226. Species Elphidium multacamerum Krasheninnikov, 1960 †
  227. Species Elphidium multicameratum Collins, 1974
  228. Species Elphidium mundulum Todd & Low, 1960 †
  229. Species Elphidium musselroeensis Quilty, 1980 †
  230. Species Elphidium nakanokawaense Shirai, 1960 †
  231. Species Elphidium nataliae Popescu, 1995 †
  232. Species Elphidium nautiloideum Galloway & Heminway, 1941 †
  233. Species Elphidium negramicus Pobedina, Voroshilova, Rybina & Kuznetsova, 1956 †
  234. Species Elphidium neocrespinae Gibson, 1983 †
  235. Species Elphidium neosimplex McCulloch, 1977
  236. Species Elphidium nigarense Cushman, 1936
  237. Species Elphidium nipeense Keijzer, 1945 †
  238. Species Elphidium nobile (Karrer, 1865) †
  239. Species Elphidium noniformis Gerke in Voloshinova & Dain, 1952 †
  240. Species Elphidium nonioniformis Śmigielska, 1957 †
  241. Species Elphidium notabilis Pishvanova, 1958 †
  242. Species Elphidium novozealandicum Cushman, 1936
  243. Species Elphidium obesum Gudina, 1964 † (accepted > unreplaced junior homonym, Primary junior homonym of Elphidium hughesi var. obesum Cushman, 1939)
  244. Species Elphidium obtusum (d'Orbigny, 1846) †
  245. Species Elphidium oirgi Hayward, 1997 in Hayward, Hollis & Grenfell, 1997
  246. Species Elphidium okinawaense (Ujiie & Rifardfi, 1993)
  247. Species Elphidium oligocenicum Khalilov, 1951 †
  248. Species Elphidium ombetsuense Asano, 1962 †
  249. Species Elphidium omotoensis Dorreen, 1948 †
  250. Species Elphidium omuraense Shuto, 1953
  251. Species Elphidium onerosum Bogdanovich, 1960 †
  252. Species Elphidium oregonense Cushman & Grant, 1927
  253. Species Elphidium orientale Voloshinova, 1939 †
  254. Species Elphidium ortenburgense (Egger, 1857) †
  255. Species Elphidium owenianum (d'Orbigny, 1839)
  256. Species Elphidium ozawai Uchio, 1951 †
  257. Species Elphidium paraense Petri, 1954 †
  258. Species Elphidium paraskevaidisi Christodoulou, 1960 †
  259. Species Elphidium parri Cushman, 1936
  260. Species Elphidium parviforme McCulloch, 1981
  261. Species Elphidium parvus Eremeeva, 1961 †
  262. Species Elphidium patagonicum Todd & Kniker, 1952 †
  263. Species Elphidium pereirai Langer in Hayward et al., 2025
  264. Species Elphidium perforatum Nomura, 1990 †
  265. Species Elphidium perscitum Serova, 1955 †
  266. Species Elphidium phrenidae Dzhanelidze, 1956 †
  267. Species Elphidium pilasense McCulloch, 1977
  268. Species Elphidium pilleti Hayward, Holzmann & Langer in Hayward et al., 2025
  269. Species Elphidium planiforme McCulloch, 1981
  270. Species Elphidium planulatum (Lamarck, 1822)
  271. Species Elphidium poagi Hayward in Hayward et al., 2025
  272. Species Elphidium podolicum Serova, 1955 †
  273. Species Elphidium ponticum Dolgopolskaya & Pauli, 1931
  274. Species Elphidium porisuturale (Zheng, 1978)
  275. Species Elphidium primum Ten Dam, 1944 †
  276. Species Elphidium propinquum Gudina, 1975
  277. Species Elphidium pseudoinflatum Cushman, 1936 †
  278. Species Elphidium pseudolessonii Ten Dam & Reinhold, 1941 †
  279. Species Elphidium pseudonodosum Cushman, 1936
  280. Species Elphidium puertoricense Galloway & Heminway, 1941 †
  281. Species Elphidium pulvereum Todd, 1958
  282. Species Elphidium punctatum (Terquem, 1878)
  283. Species Elphidium puscharovski Serova, 1955 †
  284. Species Elphidium pusillogranosum Venglinsky, 1958 †
  285. Species Elphidium pustulisuturale Wang & Cheng, 1981 †
  286. Species Elphidium pustulosum Cushman & McCulloch, 1940
  287. Species Elphidium rarum Husezima & Maruhasi, 1944 †
  288. Species Elphidium rasshamali Haque, 1970 †
  289. Species Elphidium reginum (d'Orbigny, 1846) †
  290. Species Elphidium reussi Marks, 1951 †
  291. Species Elphidium rioturbiense Malumián, 1994 †
  292. Species Elphidium rolshauseni Cushman & Ellisor, 1939 †
  293. Species Elphidium rota Ellis, 1939 †
  294. Species Elphidium rotatum Howchin & Parr, 1938 †
  295. Species Elphidium rugosum (d'Orbigny, 1846) †
  296. Species Elphidium rugulosum Cushman & Wickenden, 1929
  297. Species Elphidium rutteni Hermes, 1945 †
  298. Species Elphidium sabaaae Hayward in Hayward et al., 2025
  299. Species Elphidium saginatum Finlay, 1940 †
  300. Species Elphidium sagra (d'Orbigny, 1839)
  301. Species Elphidium saitoi Asano & Murata, 1958 †
  302. Species Elphidium salebrosum Serova, 1955 †
  303. Species Elphidium salentinum (Costa, 1856) †
  304. Species Elphidium samueli Zlinská, 1993 †
  305. Species Elphidium sandongensis He & Hu, 1978 †
  306. Species Elphidium schencki Cushman & Dusenbury, 1934 †
  307. Species Elphidium scottorum Hayward in Hayward et al., 2025
  308. Species Elphidium sculpturatum Cushman, 1936
  309. Species Elphidium selseyense (Heron-Allen & Earland, 1911)
  310. Species Elphidium semiinvolutum Myatlyuk, 1956 †
  311. Species Elphidium sendaiense Takayanagi, 1950 †
  312. Species Elphidium seranense Valk, 1945 †
  313. Species Elphidium serrulatum Cushman & Parker, 1931
  314. Species Elphidium seymourense McCulloch, 1977
  315. Species Elphidium sharkiana (Albani & Yassini, 1993)
  316. Species Elphidium shochinae Mayer, 1968
  317. Species Elphidium silvestrii Hayward, 1997 in Hayward, Hollis & Grenfell, 1997
  318. Species Elphidium simaense Makiyama & Nakagawa, 1941 †
  319. Species Elphidium singaporense McCulloch, 1977
  320. Species Elphidium skyringense Todd & Kniker, 1952 †
  321. Species Elphidium somaense Takayanagi, 1955
  322. Species Elphidium spinulosum (Costa, 1856) †
  323. Species Elphidium stebnicaensis Pishvanova, 1964 †
  324. Species Elphidium stellans Krasheninnikov, 1960 †
  325. Species Elphidium stelliferum Khalilov, 1957 †
  326. Species Elphidium stimulum Cushman & McCulloch, 1940
  327. Species Elphidium strattoni (Applin, 1925) †
  328. Species Elphidium striatopunctatum (Fichtel & Moll, 1798)
  329. Species Elphidium strigilatum (Fichtel & Moll, 1798)
  330. Species Elphidium subclavatum Gudina, 1964
  331. Species Elphidium subcrispum Nakamura, 1937
  332. Species Elphidium subfichtelianum Mamedova, 1966 †
  333. Species Elphidium subincertum Asano, 1950
  334. Species Elphidium subinflatum Cushman, 1936 †
  335. Species Elphidium subsphaericum Cushman & Hedberg, 1930 †
  336. Species Elphidium subtypicum Papp, 1963 †
  337. Species Elphidium subumbilicatum (Cžjžek, 1848) †
  338. Species Elphidium sumitomoi Asano & Murata, 1958 †
  339. Species Elphidium suzukii Husezima & Maruhasi, 1944
  340. Species Elphidium taiwanum Nakamura, 1937 †
  341. Species Elphidium tengiense Mamedova, 1966 †
  342. Species Elphidium teretiusculum (Terquem, 1878) †
  343. Species Elphidium terquemianum Le Calvez, 1950 †
  344. Species Elphidium texanum (Cushman & Applin, 1926) †
  345. Species Elphidium thisseni Hayward & Langer in Hayward et al., 2025
  346. Species Elphidium tikutoensis Nakamura, 1937 †
  347. Species Elphidium toddae Petri, 1955 †
  348. Species Elphidium tongaense (Cushman, 1931)
  349. Species Elphidium transcarpaticum Venglinsky, 1948 †
  350. Species Elphidium translucens Natland, 1938
  351. Species Elphidium tricostatum (Protescu, 1922) †
  352. Species Elphidium trinitatense (Cushman and Brönnimann, 1948):
  353. Species Elphidium tropicale Petri, 1954 †
  354. Species Elphidium tsudai Chiji & Nakaseko, 1950 †
  355. Species Elphidium tumidum Bogdanovich, ? †
  356. Species Elphidium twiggsanum Cushman, 1945 †
  357. Species Elphidium ukrainicum Krasheninnikov, 1960 †
  358. Species Elphidium ungeri (Reuss, 1850) †
  359. Species Elphidium varium Buzas, 1965 †
  360. Species Elphidium vasseuri Margerel, 1966 †
  361. Species Elphidium vavauense Hayward, 1997 in Hayward, Hollis & Grenfell, 1997
  362. Species Elphidium venecpeyreae Parker & Gischler, 2024
  363. Species Elphidium venetum (Albani, Favero & Serandrei Barbero, 1991)
  364. Species Elphidium venustus Pobedina, Voroshilova, Rybina & Kuznetsova, 1956 †
  365. Species Elphidium vitreum Collins, 1974
  366. Species Elphidium vulgare Voloshinova, 1952 †
  367. Species Elphidium wadeae (Hornibrook, 1961) †
  368. Species Elphidium wordeni McCulloch, 1977
  369. Species Elphidium yankoae Hayward in Hayward et al., 2025
  370. Species Elphidium yumotoense Asano, 1949 †
  371. Species Elphidium zeivensis Khalilov, 1957 †
  372. Subgenus Elphidium (Parrellina) Carter, 1958 accepted as Parrellina Thalmann, 1951 (Nomen translatum)
    1. Species Elphidium (Parrellina) centrifugalis Carter, 1958 †
  373. Subgenus Elphidium (Polystomella) Heron-Allen & Earland, 1932 accepted as Polystomella Lamarck, 1822 accepted as Elphidium Montfort, 1808 (Nomen translatum)
    1. Species Elphidium (Polystomella) advenum (Cushman, 1922) accepted as Elphidium advenum (Cushman, 1922) accepted as Elphidium advena (Cushman, 1922)
    2. Species Elphidium (Polystomella) magellanicum Heron-Allen & Earland, 1932 accepted as Cribroelphidium magellanicum (Heron-Allen & Earland, 1932) accepted as Cryptoelphidiella magelllanica (Heron-Allen & Earland, 1932) (Opinion of Debenay et al. (2001))
  374. Species Elphidium abyssicola Ishiwada, 1964 accepted as Cribroelphidium batiale (Saidova, 1961) (Subjective junior synonym Opinion of Fursenko (1979))
  375. Species Elphidium advenum (Cushman, 1922) accepted as Elphidium advena (Cushman, 1922) (unaccepted > incorrect grammatical agreement of specific epithet, Advena is a noun in standard Latin dictionaries, advena, -ae (stranger); advena has been used also as an adjective but see ICZN art. 31.2.2. for such a case)
  376. Species Elphidium albiumbilicata (Weiss, 1954) accepted as Elphidium albiumbilicatum (Weiss, 1954)
  377. Species Elphidium alboranica Anan, 2025 (unaccepted > unavailable name, online publication only, not registered)
  378. Species Elphidium arcticum (Parker & Jones, 1864) accepted as Elphidiella arctica (Parker & Jones, 1864) (superseded combination)
  379. Species Elphidium asanoi Kaiho, 1984 † accepted as Elphidium wakkanabense Kaiho, 1992 † accepted as Cribroelphidium wakkanabense (Kaiho, 1992) † (unaccepted > junior homonym, Primary junior homonym of Elphidium asanoi Matsunaga, 1963)
  380. Species Elphidium asklundi Brotzen, 1943 accepted as Cryptoelphidiella asklundi (Brotzen, 1943) (unaccepted > superseded combination)
  381. Species Elphidium australe Cushman & Parker, 1931 accepted as Australononion australe (Cushman & Parker, 1931) (unaccepted > superseded combination)
  382. Species Elphidium australis Cushman & Parker, 1931 accepted as Elphidium australe Cushman & Parker, 1931 accepted as Australononion australe (Cushman & Parker, 1931) (Opinion of Cushman (1939) [genus is neuter])
  383. Species Elphidium azerbaidjanica Mamedova, 1966 † accepted as Elphidium azerbaidjanicum Mamedova, 1966 † (Genus is neuter)
  384. Species Elphidium balticum Knudsen, Schweizer & Seidenkrantz, 2025 accepted as Cryptoelphidiella baltica (Knudsen, Schweizer & Seidenkrantz, 2025) (unaccepted > superseded combination)
  385. Species Elphidium bartletti Cushman, 1933 accepted as Cryptoelphidiella bartletti (Cushman, 1933) (unaccepted > superseded combination)
  386. Species Elphidium batialis Saidova, 1961 accepted as Cribroelphidium batiale (Saidova, 1961) (Opinion of Fursenko (1979))
  387. Species Elphidium biperforatus (Whittaker & Hodgkinson, 1979) accepted as Elphidiella biperforata (Whittaker & Hodgkinson, 1979) (unaccepted > superseded combination)
  388. Species Elphidium botanense Albani, 1981 accepted as Elphidium botaniense Albani, 1981 (Incorrect subsequent spelling)
  389. Species Elphidium botaniensis Albani, 1981 accepted as Elphidium botaniense Albani, 1981 (Genus is neuter)
  390. Species Elphidium cariacoense Bermúdez & Seiglie, 1963 accepted as Millettoelphidium cariacoense (Bermúdez and Seiglie, 1963) (unaccepted > superseded combination)
  391. Species Elphidium caspicum Mayer, 1968 accepted as Cribroelphidium caspicum (Mayer, 1968) (unaccepted > superseded combination)
  392. Species Elphidium chipolensis (Cushman, 1920) † accepted as Elphidium chipolense (Cushman, 1920) † (Opinion of Cushman (1939) [genus is neuter])
  393. Species Elphidium clavatum Cushman Em. Loeblich & Tappan, 1953 accepted as Elphidium clavatum Cushman, 1930 accepted as Cribroelphidium clavatum (Cushman, 1930)
  394. Species Elphidium clavatum Cushman, 1930 accepted as Cribroelphidium clavatum (Cushman, 1930) (unaccepted > superseded combination)
  395. Species Elphidium cryptostomum (Egger, 1857) † accepted as Elphidiella cryptostoma (Egger, 1857) † ([note: crypto-stoma: 'hidden mouth' is a noun not an adjective; 'cryptostomum' is incorrect] )
  396. Species Elphidium decipiens (O.G.Costa, 1856) accepted as Cribroelphidium decipiens (Costa, 1856) (unaccepted > superseded combination)
  397. Species Elphidium elegantum (Hofker, 1976) accepted as Millettoelphidium elegantum (Hofker, 1976) (unaccepted > superseded combination)
  398. Species Elphidium etigoense Husezima & Maruhasi, 1944 accepted as Elphidium bartletti Cushman, 1933 accepted as Cryptoelphidiella bartletti (Cushman, 1933) (junior synonym opinion of Ishiwada (1964) and Scott et al. (2000))
  399. Species Elphidium excavatum (Terquem, 1875) accepted as Cribroelphidium excavatum (Terquem, 1875) (unaccepted > superseded combination)
  400. Species Elphidium fabum (Fichtel & Moll, 1798) accepted as Nonion fabum (Fichtel & Moll, 1798) accepted as Nonion faba (Fichtel & Moll, 1798)
  401. Species Elphidium falunicum (Allix, 1913) † accepted as Elphidiella falunica (Allix, 1913) †
  402. Species Elphidium fichtellianum (d'Orbigny, 1846) accepted as Elphidium fichtelianum (d'Orbigny, 1846) † (Original misspelling art. 19 ICZN)
  403. Species Elphidium foraminosum Cushman, 1939 accepted as Cribroelphidium foraminosum (Cushman, 1939) (unaccepted > superseded combination)
  404. Species Elphidium frigida Cushman, 1933 accepted as Elphidium frigidum Cushman, 1933 accepted as Emayerella frigida (Cushman, 1933) (Incorrect subsequent spelling 'frigidum' is a neutral noun II declension)
  405. Species Elphidium frigidum Cushman, 1933 accepted as Emayerella frigida (Cushman, 1933) (unaccepted > superseded combination)
  406. Species Elphidium gibsoni Hayward, 1979 † accepted as Elphidium crispum (Linnaeus, 1758) (unaccepted > junior subjective synonym, Opinion of Hayward et al., 2012)
  407. Species Elphidium goesi Shchedrina, 1946 accepted as Cribroelphidium goesi (Shchedrina, 1946) (Opinion of Voloshinova (1958))
  408. Species Elphidium gorbunovi Shchedrina, 1946 accepted as Elphidiella gorbunovi (Shchedrina, 1946) accepted as Elphidiella groenlandica (Cushman, 1933) (Opinion of Loeblich & Tappan (1987))
  409. Species Elphidium granulosum Collins, 1974 accepted as Elphidium phillipense Hayward in Hayward, Hollis & Grenfell, 1997 accepted as Millettoelphidium phillipense (Hayward in Hayward et al., 1997) (unaccepted > junior homonym, Secondary junior homonym of Elphidium granulosum (Sidebottom, 1909))
  410. Species Elphidium groenlandicum Cushman, 1933 accepted as Elphidiella groenlandica (Cushman, 1933) (Opinion of Cushman (1939))
  411. Species Elphidium gunteri Cole, 1931 accepted as Cribroelphidium gunteri (Cole, 1931)
  412. Species Elphidium hallandense Brotzen, 1943 accepted as Cribroelphidium hallandense (Brotzen, 1943) accepted as Cryptoelphidiella hallandensis (Brotzen, 1943) (Opinion of Patterson, Burbidge and Luternauer (1998))
  413. Species Elphidium hampdenensis Finlay, 1939 † accepted as Elphidium hampdenense Finlay, 1939 † (Genus is neuter)
  414. Species Elphidium hannai Cushman & Grant, 1927 accepted as Elphidiella hannai (Cushman & Grant, 1927) (Opinion of Cushman (1939))
  415. Species Elphidium hanzawai Asano, 1939 accepted as Elphidium advenum (Cushman, 1922) accepted as Elphidium advena (Cushman, 1922) (junior synonym opinion of Scott et al. (2000))
  416. Species Elphidium hathawayae McCulloch, 1981 accepted as Elphidium seymourense McCulloch, 1977 (unaccepted > junior objective synonym, Redundant second replacement name proposed for preoccupied Elphidium subcrispum (junior homonym).)
  417. Species Elphidium hispidulum Cushman, 1936 accepted as Hispidoelphidium hispidulum (Cushman, 1936) (unaccepted > superseded combination)
  418. Species Elphidium hyalocostatum Todd, 1957 accepted as Millettoelphidium hyalocostatum (Todd, 1957) (unaccepted > superseded combination)
  419. Species Elphidium imperatrix (Brady, 1881) accepted as Parrellina imperatrix (Brady, 1881)
  420. Species Elphidium incertum (Williamson, 1858) accepted as Toddinella incerta (Williamson, 1858) (unaccepted > superseded combination)
  421. Species Elphidium ishikariense Kaiho, 1984 † accepted as Cribroelphidium ishikariense (Kaiho, 1984) † (Opinion of Hanagata (2002))
  422. Species Elphidium jannae Voloshinova & Borovleva, 1952 † accepted as Elphidiella jannae (Voloshinova & Borovleva, 1952) † (Opinion of Voloshinova et al. (1970))
  423. Species Elphidium kaneharai Ishiwada, 1958 accepted as Toddinella kaneharai (Ishiwada, 1958) (unaccepted > superseded combination)
  424. Species Elphidium katangliense Voloshinova & Borovleva, 1952 † accepted as Elphidiella katangliensis (Voloshinova & Borovleva, 1952) †
  425. Species Elphidium kazmakrisensis Mamedova, 1966 † accepted as Elphidium kazmakrisense Mamedova, 1966 † (Genus is neuter)
  426. Species Elphidium kerguelenense Parr, 1950 accepted as Elphidiella kerguelenensis (Parr, 1950) (unaccepted > superseded combination)
  427. Species Elphidium kugleri (Cushman & Brönnimann, 1948) accepted as Cribroelphidium kugleri Cushman & Brönnimann, 1948
  428. Species Elphidium lidoense Cushman, 1936 accepted as Cribroelphidium lidoense (Cushman, 1936) (unaccepted > superseded combination)
  429. Species Elphidium limbatum Petri, 1954 † accepted as Elphidium toddae Petri, 1955 † (unaccepted > junior homonym, Nomen novum in Thalmann (1955) Secondary junior homonym of Elphidium advenum subsp. limbatum (Chapman, 1907))
  430. Species Elphidium littorale Le Calvez & Le Calvez, 1951 accepted as Elphidium gunteri Cole, 1931 accepted as Cribroelphidium gunteri (Cole, 1931)
  431. Species Elphidium magellanicum Heron-Allen & Earland, 1932 accepted as Cribroelphidium magellanicum (Heron-Allen & Earland, 1932) accepted as Cryptoelphidiella magelllanica (Heron-Allen & Earland, 1932) (unaccepted > superseded combination)
  432. Species Elphidium mariae Dzhanelidze, 1954 † (unaccepted > nomen nudum)
  433. Species Elphidium matsukawauraense Takayanagi, 1955 accepted as Toddinella matsukawauraensis (Takayanagi, 1955) (unaccepted > superseded combination)
  434. Species Elphidium microgranulosum Galloway & Wissler, 1951 accepted as Cryptoelphidiella microgranulosa (Galloway & Wissler, 1951) (unaccepted > superseded combination)
  435. Species Elphidium milletti (Heron-Allen & Earland, 1915) accepted as Millettoelphidium milletti (Heron-Allen & Earland, 1915) (unaccepted > superseded combination)
  436. Species Elphidium millettiforme McCulloch, 1977 accepted as Cristatavultus pacificus (Collins, 1958) (unaccepted > junior subjective synonym, Opinion of Hayward et al (2023))
  437. Species Elphidium minutum (Reuss, 1865) † accepted as Elphidiella minuta (Reuss, 1865) † (Opinion of Cicha et al. (1998))
  438. Species Elphidium nabilense Voloshinova & Borovleva, 1952 † accepted as Elphidiella nabilensis (Voloshinova & Borovleva, 1952) † (Opinion of Voloshinova et al. (1958, 1964, 1970))
  439. Species Elphidium nagaoi (Asano, 1938) † accepted as Elphidiella nagaoi Asano, 1938 accepted as Elphidiella arctica (Parker & Jones, 1864) (Wrong genus in Ellis and Messina Database)
  440. Species Elphidium nitidum Dorreen, 1948 † accepted as Elphidium schencki Cushman & Dusenbury, 1934 † (Subjective junior synonym by Haward et al 1997)
  441. Species Elphidium norvangi Buzas, Smith & Beem, 1977 accepted as Millettoelphidium norvangi (Buzas, Smith & Been, 1977) (unaccepted > superseded combination)
  442. Species Elphidium nutovoense Borovleva, 1952 † accepted as Elphidiella nutovoensis (Borovleva, 1952) † (Opinion of Voloshinova et al. (1958, 1970))
  443. Species Elphidium oceanicum Cushman, 1933 accepted as Millettoelphidium oceanicum (Cushman, 1933) (unaccepted > superseded combination)
  444. Species Elphidium orbiculare (Brady, 1881) accepted as Haynesina orbiculare (Brady, 1881) accepted as Haynesina orbicularis (Brady, 1881)
  445. Species Elphidium pacificum Collins, 1958 accepted as Cristatavultus pacificus (Collins, 1958)
  446. Species Elphidium panamense Cushman, 1936 † accepted as Elphidium fimbriatulum (Cushman, 1918) † (Subjective junior synonym Opinion of Todd and Low (1976))
  447. Species Elphidium papillosa Cushman, 1936 accepted as Parrellina papillosa (Cushman, 1936)
  448. Species Elphidium papillosum Cushman, 1936 accepted as Parrellina papillosa (Cushman, 1936)
  449. Species Elphidium parvulum Aoki, 1968 accepted as Toddinella parvula (Aoki, 1968) (unaccepted > superseded combination)
  450. Species Elphidium pauciloculum (Cushman, 1944) accepted as Haynesina paucilocula (Cushman, 1944) accepted as Cryptoelphidiella paucilocula (Cushman, 1944)
  451. Species Elphidium phillipense Hayward, 1997 accepted as Elphidium phillipense Hayward in Hayward, Hollis & Grenfell, 1997 accepted as Millettoelphidium phillipense (Hayward in Hayward et al., 1997) (Alternate authority quotation)
  452. Species Elphidium phillipense Hayward in Hayward, Hollis & Grenfell, 1997 accepted as Millettoelphidium phillipense (Hayward in Hayward et al., 1997) (unaccepted > superseded combination)
  453. Species Elphidium poeyanum (d'Orbigny, 1839) accepted as Elphidiononion poeyanum (d'Orbigny, 1839) accepted as Cribroelphidium poeyanum (d'Orbigny, 1839) (Opinion of Hofker (1956))
  454. Species Elphidium porisuturale Zheng, 1978 accepted as Elphidium porisuturale (Zheng, 1978) (unaccepted > misapplication)
  455. Species Elphidium regina (d'Orbigny, 1846) † accepted as Elphidium reginum (d'Orbigny, 1846) † (Genus is neuter)
  456. Species Elphidium reticulosum Cushman, 1933 accepted as Millettoelphidium reticulosum (Cushman, 1933) (unaccepted > superseded combination)
  457. Species Elphidium rischtanicum Bykova, 1939 † accepted as Cribroelphidium rischtanicum (Bykova, 1939) † (unaccepted > superseded combination, Opinion of Podobina (1998))
  458. Species Elphidium sachalinense Voloshinova, 1939 † accepted as Elphidiella sachalinensis (Voloshinova, 1939) † (Opinion of Voloshinova et al. (1952, 1958, 1970))
  459. Species Elphidium sagrai (d'Orbigny, 1839) accepted as Elphidium sagra (d'Orbigny, 1839) (Err. emend. Dedicated to M. de la Sagra; noun in apposition see ICZN art. 31.1)
  460. Species Elphidium sagrum (d'Orbigny, 1839) accepted as Elphidium sagra (d'Orbigny, 1839) (Dedicated to M. de la Sagra; noun in apposition see ICZN art. 31.1)
  461. Species Elphidium sandiegoense (Lankford, 1973) accepted as Toddinella sandiegoensis (Lankford, 1973) (unaccepted > superseded combination)
  462. Species Elphidium schmitti Cushman & Wickenden, 1929 accepted as Protelphidium schmitti (Cushman & Wickenden, 1929) (Opinion of Oki, 1989)
  463. Species Elphidium schreiteri Eichenberg, 1935 † accepted as Lenticulina schreiteri (Eichenberg, 1935) † (Opinion of Holbourn and Kaminski (1997))
  464. Species Elphidium sibiricum (Goës, 1894) accepted as Elphidiella sibirica (Goës, 1894)
  465. Species Elphidium simplex Cushman, 1933 accepted as Haynesina depressula subsp. simplex (Cushman, 1933) accepted as Porosononion simplex (Cushman, 1933) accepted as Australononion simplex (Cushman, 1933) (Opinion of Hayward et al. (1997))
  466. Species Elphidium simulatum McCulloch, 1977 accepted as Millettoelphidium simulatum (McCulloch, 1977) (unaccepted > superseded combination)
  467. Species Elphidium smithi Cushman & Dusenbury, 1934 † accepted as Elphidiella smithi (Cushman & Dusenbury, 1934) † (unaccepted > superseded combination, Opinion of Hanagata et al. (2023))
  468. Species Elphidium sorachiense (Asano, 1954) † accepted as Cribroelphidium sorachiense (Asano, 1954) † (Opinion of Hanagata (2002))
  469. Species Elphidium spinatum Cushman & Valentine, 1930 accepted as Cribroelphidium spinatum (Cushman & Valentine, 1930) (unaccepted > superseded combination)
  470. Species Elphidium striatopunctata (Fichtel & Moll, 1798) accepted as Elphidium striatopunctatum (Fichtel & Moll, 1798)
  471. Species Elphidium subarcticum Cushman, 1944 accepted as Cribroelphidium subarcticum (Cushman, 1944) (Opinion of Gudina (1969), Fursenko (1979))
  472. Species Elphidium subcarinatum (Egger, 1857) † accepted as Elphidiella subcarinata (Egger, 1857) † (Opinion of Cicha et al. (1998))
  473. Species Elphidium subevolutum Cushman, 1933 (unaccepted)
  474. Species Elphidium subphichtellianum Mamedova, 1966 † (unaccepted, Incorrect original spelling (see E. fichtelianum))
  475. Species Elphidium subplanatum Cushman, 1936 † (unaccepted)
  476. Species Elphidium tenerum Voloshinova, 1952 † (unaccepted, Opinion of Voloshinova et al. (1970))
  477. Species Elphidium tengiensis Mamedova, 1966 † (unaccepted, Genus is neuter)
  478. Species Elphidium tisburyensis (Butcher, 1948) (unaccepted > superseded combination)
  479. Species Elphidium tumidum Natland, 1938 (unaccepted > superseded combination)
  480. Species Elphidium umbilicatulum (Walker & Jacob, 1798) (unaccepted)
  481. Species Elphidium ustulatum Todd, 1957 (unaccepted > superseded combination, Opinion of McNeil (1997))
  482. Species Elphidium vellai Hayward, 1997 (unaccepted > superseded combination, Possesses the coarse perforations and rounded periphery of Cribroelphidium)
  483. Species Elphidium verriculatum (Brady, 1881) (unaccepted)
  484. Species Elphidium voorthuyseni Haake, 1962 (unaccepted > junior subjective synonym, Considered to be a junior synonym by Darling et al. (2016).)
  485. Species Elphidium waddense van Voorthuysen, 1951 (unaccepted > junior subjective synonym, Has the typical coarse perforations and rounded periphery of Cribroelphidium)
  486. Species Elphidium waiwiriense Hayward, 1997 † (unaccepted > superseded rank)
  487. Species Elphidium wakkanabense Kaiho, 1992 † (unaccepted, Opinion of Hanagata (2002))
  488. Species Elphidium williamsoni Haynes, 1973 (unaccepted > junior subjective synonym)
  489. Species Elphidium yabei Asano, 1938 (unaccepted)
  490. Species Elphidium subrotatum Hornibrook, 1961 † (alternative representation, Opinion of Hayward et al. (1997))
  491. Species Elphidium bugrum Narchi, 1962 (uncertain > taxon inquirendum, Opinion of Hayward et al. (2025))
  492. Species Elphidium gibba (Schultze, 1854) (uncertain > taxon inquirendum, Opinion of Cushman (1939))
  493. Species Elphidium hedleyi (Jensen, 1905) (uncertain > taxon inquirendum, Opinion of Hayward et al. (2025))
  494. Species Elphidium iranicum (Yassini & Ghahreman, 1976) (uncertain > taxon inquirendum, Opinion of Hayward et al. (2025))
  495. Species Elphidium matagordanum (Kornfeld, 1931) (uncertain > taxon inquirendum)
  496. Species Elphidium miyakoense (Ujiié & Kusukawa, 1969) (uncertain > taxon inquirendum, images insufficient to determine species in opinion of Hayward et al. (2025))
  497. Species Elphidium oceanense (d'Orbigny in Fornasini, 1904) (uncertain > taxon inquirendum, Opinion of Hayward et al. (2025))
  498. Species Elphidium parvum Zheng, 1980 (uncertain > taxon inquirendum, Opinion of Hayward et al. (2025))
  499. Species Elphidium planum Husezima & Maruhasi, 1944 † (uncertain > taxon inquirendum, Opinion of Hayward et al. (2025))
  500. Species Elphidium semistriatum (d'Orbigny, 1852) † (uncertain > taxon inquirendum, Opinion of Hayward et al. (2025))
  501. Species Elphidium stellaborealis (Ehrenberg, 1841) (uncertain > taxon inquirendum, Opinion of Hayward et al. (2025))
  502. Species Elphidium subgranulosum Asano, 1938 (uncertain > taxon inquirendum, images too imprecise to know waht this species is in opinion of Hayward et al (2025))
  503. Species Elphidium subnodosum (Münster, 1838) † (uncertain > taxon inquirendum, Opinion of Hayward et al. (2025))
  504. Species Elphidium venustum (Schultze, 1854) (uncertain > taxon inquirendum, In opinion of Cushman (1939). Type figures and description insufficient to define species.)
marine, brackish, fresh, terrestrial
recent + fossil
neuter
Montfort P. [Denys de]. (1808-1810). Conchyliologie systématique et classification méthodique des coquilles. <em>Paris: Schoell.</em> Vol. 1: pp. lxxxvii + 409 [1808]. Vol. 2: pp. 676 + 16 [1810 (before 28 May)]., available online at http://www.biodiversitylibrary.org/bibliography/10571
page(s): p. 14 [details] 
Diagnosis Test large, lenticular, planispirally enrolled, involute or partially evolute, biumbonate, may have umbilical plug on each...  
Diagnosis Test large, lenticular, planispirally enrolled, involute or partially evolute, biumbonate, may have umbilical plug on each side, seven to twenty chambers in the final whorl, deeply incised sutures form interlocular spaces that communicate with an umbilical spiral canal system, may have vertical umbilical canals leading from the spiral canal to the surface of the umbilical plug, externally ponticuli span the gently curved sutures, and fossettes between the ponticuli open into the intercameral space, internally may have retral processes (small backward extensions from the chamber lumen along the sutures), periphery carinate; wall calcareous, optically radial or less commonly granular, finely perforate, bilamellar, septal flap partly or completely covering previous septa as the new chamber is formed, surface with openings of canal system in the plugs and along the sutures and may have pustules or spiralling striae or ridges; aperture and foramina, a single interiomarginal pore or multiple, and may have additional areal openings. L. Eocene to Holocene; cosmopolitan. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2025). World Foraminifera Database. Elphidium Montfort, 1808. Accessed at: https://marinespecies.org/foraminifera/aphia.php?p=taxdetails&id=112162 on 2025-11-02
Date
action
by
2004-12-21 15:54:05Z
created
Gross, Onno
2006-09-11 06:44:08Z
changed
Martinez, Olga
2010-07-18 01:42:35Z
changed
Hayward, Bruce W.
2013-03-08 15:09:52Z
changed
Hayward, Bruce W.
2014-05-19 08:48:59Z
changed
Hayward, Bruce W.
2017-03-11 10:08:37Z
changed
Le Coze, François
2022-12-21 14:06:51Z
changed
Le Coze, François

original description Montfort P. [Denys de]. (1808-1810). Conchyliologie systématique et classification méthodique des coquilles. <em>Paris: Schoell.</em> Vol. 1: pp. lxxxvii + 409 [1808]. Vol. 2: pp. 676 + 16 [1810 (before 28 May)]., available online at http://www.biodiversitylibrary.org/bibliography/10571
page(s): p. 14 [details] 

original description (of Polystomella Lamarck, 1822) Lamarck, [J.-B. M.] de. (1822). <i>Histoire naturelle des animaux sans vertèbres</i>. Tome septième, 711 pp. Paris, published by the author. , available online at http://www.biodiversitylibrary.org/item/47433 [details] 

original description (of Cellanthus Montfort, 1808) Montfort P. [Denys de]. (1808-1810). Conchyliologie systématique et classification méthodique des coquilles. <em>Paris: Schoell.</em> Vol. 1: pp. lxxxvii + 409 [1808]. Vol. 2: pp. 676 + 16 [1810 (before 28 May)]., available online at http://www.biodiversitylibrary.org/bibliography/10571 [details] 

original description (of Helicoza Möbius, 1880) Möbius, K. A. (1880). Foraminifera von Mauritius, in K. Möbius, et al., Beiträge zur Meeresfauna der Insel Mauritius und der Seychellen. <em>Berlin: Gutman.</em> 65-112., available online at https://www.biodiversitylibrary.org/page/46619806
page(s): p. 103 [details] 

original description (of Ozawaia Cushman, 1931) Cushman, J. A. (1931). Two new foraminiferal genera from the South Pacific. <em>Contributions from the Cushman Laboratory for Foraminiferal Research.</em> 7(4): 78-82., available online at https://cushmanfoundation.allenpress.com/Portals/_default/files/pubarchive/cclfr/7cclfr4.pdf
page(s): p. 80 [details] Available for editors  PDF available [request]

original description (of Retroelphidium Voloshinova, 1970) Voloshinova, N. A.; Kuznetsova, V. N.; Leonenko, L. S. (1970). Фораминиферы неогеновых отложений Сахалина - Foraminifera from the Neogene deposits of Sakhalin. <em>Тру­ды ВНИГРИ - Proceedings of the Oil Research Geological Institut (VNIGRI).</em> 284: 1-302., available online at http://books.google.com/books/about?id=0gRfDwAAQBAJ
page(s): p. 155 [details] Available for editors  PDF available [request]

original description (of Andromedes Montfort, 1808) Montfort P. [Denys de]. (1808-1810). Conchyliologie systématique et classification méthodique des coquilles. <em>Paris: Schoell.</em> Vol. 1: pp. lxxxvii + 409 [1808]. Vol. 2: pp. 676 + 16 [1810 (before 28 May)]., available online at http://www.biodiversitylibrary.org/bibliography/10571
page(s): vol. 1 p. 39 [details] 

original description (of Vorticialis Lamarck, 1812) Lamarck, J. B. de. (1812). Extrait du cours de zoologie du Muséum d'Histoire Naturelle, sur les animaux sans vertèbres; présentant la distribution et la classification de ces animaux, les caractères des principales divisions, et une simple liste des genres; a l'usage de ceux qui suivent ce cours. [Extract from the zoology course of the Natural History Museum, on animals without vertebrae; presenting the distribution and classification of these animals, the characteristics of the principal divisions, and a simple list of the genera; for the use of those following this course]. <em>Paris, D'Hautel.</em> 1-127., available online at http://www.biodiversitylibrary.org/bibliography/10431#/summary
page(s): p. 122 [details] 

original description (of Polystomatium Ehrenberg, 1839) Ehrenberg, C.G. (1839). Die Bildung der europäischen, libyschen und arabischen Kreidefelsen und des Kreidemergels aus mikroskopischen Organismen. 1-91, pls. 1-4. Druckerei der Königlichen Akademie der Wissenschaften, Berlin., available online at https://docnum.unistra.fr/digital/collection/coll13/id/102621
page(s): Chart opp. p. 120 [details] OpenAccess publication

original description (of Cellulia Agassiz, 1844) Agassiz, L. (1844). Nomina systematica generum polyporum (Anthozoorum et bryozoorum cum polythalamiis) tam viventium quam fossilium. <em>Nomenclator Zoologicus.</em> 5: 1-28.
page(s): p. 6 [details] 

original description (of Carpenterella Krasheninnikov, 1953) Krasheninnikov, V. A., 1953, K morfologii i sistematike foraminifer sem. Nonionidae [On the morphology and systematics of the foraminiferal family Nonionidae], Byulletin' Moskovskogo Obshchestva Ispytateley Prirody, n. ser. 8(58), Otdel Geologicheskiy 28(3):88-89.
page(s): p. 88 [details] Available for editors  PDF available [request]

original description (of Faujasinella Voloshinova, 1958) Voloshinova, N. A. (1958). О новой систематике Нонионид - About a new systematics of the Nonionidae. <em>Микрофауна CCCR, Microfauna of the USSR, Proceedings of the Oil Research Geological Institute (ВНИГРИ-VNIGRI).</em> Col. 9, 115: 117–223., available online at https://books.google.pt/books?id=ujYhN1nVcYgC
page(s): p. 162 [details] Available for editors  PDF available [request]

original description (of Planoelphidium Voloshinova, 1958) Voloshinova, N. A. (1958). О новой систематике Нонионид - About a new systematics of the Nonionidae. <em>Микрофауна CCCR, Microfauna of the USSR, Proceedings of the Oil Research Geological Institute (ВНИГРИ-VNIGRI).</em> Col. 9, 115: 117–223., available online at https://books.google.pt/books?id=ujYhN1nVcYgC
page(s): p. 165 [details] Available for editors  PDF available [request]

original description (of Perfectononion Voloshinova & Leonenko, 1970) Voloshinova, N. A.; Kuznetsova, V. N.; Leonenko, L. S. (1970). Фораминиферы неогеновых отложений Сахалина - Foraminifera from the Neogene deposits of Sakhalin. <em>Тру­ды ВНИГРИ - Proceedings of the Oil Research Geological Institut (VNIGRI).</em> 284: 1-302., available online at http://books.google.com/books/about?id=0gRfDwAAQBAJ
page(s): p. 90 [details] Available for editors  PDF available [request]

original description (of Geophonus Montfort, 1808) Montfort P. [Denys de]. (1808-1810). Conchyliologie systématique et classification méthodique des coquilles. <em>Paris: Schoell.</em> Vol. 1: pp. lxxxvii + 409 [1808]. Vol. 2: pp. 676 + 16 [1810 (before 28 May)]., available online at http://www.biodiversitylibrary.org/bibliography/10571
page(s): vol. 1 p. 19 [details] 

original description (of Sporilus Montfort, 1808) Montfort P. [Denys de]. (1808-1810). Conchyliologie systématique et classification méthodique des coquilles. <em>Paris: Schoell.</em> Vol. 1: pp. lxxxvii + 409 [1808]. Vol. 2: pp. 676 + 16 [1810 (before 28 May)]., available online at http://www.biodiversitylibrary.org/bibliography/10571
page(s): vol. 1 p. 43 [details] 

original description (of Themeon Montfort, 1808) Montfort P. [Denys de]. (1808-1810). Conchyliologie systématique et classification méthodique des coquilles. <em>Paris: Schoell.</em> Vol. 1: pp. lxxxvii + 409 [1808]. Vol. 2: pp. 676 + 16 [1810 (before 28 May)]., available online at http://www.biodiversitylibrary.org/bibliography/10571
page(s): vol. 1 p. 203 [details] 

original description (of Geoponus Ehrenberg, 1841) Ehrenberg, C. G. (1841). Über noch jetzt zahlreich lebende Thierarten der Kreidebildung und den Organismus der Polythalamien. <em>Abhandlungen der Königlichen Akademie der Wissenschaften zu Berlin.</em> 1839: 81-174., available online at https://www.biodiversitylibrary.org/page/29139219
page(s): p. 132 [details] 

context source (MSBIAS) MEDIN. (2011). UK checklist of marine species derived from the applications Marine Recorder and UNICORN. version 1.0. [details] 

basis of record Gross, O. (2001). Foraminifera, <B><I>in</I></B>: Costello, M.J. <i>et al.</i> (Ed.) (2001). <i>European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels,</i> 50: pp. 60-75 (look up in IMIS) [details] 

additional source Neave, Sheffield Airey. (1939-1996). Nomenclator Zoologicus vol. 1-10 Online. <em>[Online Nomenclator Zoologicus at Checklistbank. Ubio link has gone].</em> , available online at https://www.checklistbank.org/dataset/126539/about [details] 

additional source Loeblich, A. R.; Tappan, H. (1987). Foraminiferal Genera and their Classification. Van Nostrand Reinhold Company, New York. 970pp., available online at https://books.google.pt/books?id=n_BqCQAAQBAJ [details] Available for editors  PDF available [request]

additional source Hayward, B.W., Hollis, C.J., Grenfell, H.R. 1997. Recent Elphidiidae (Foraminiferida) of the South-West Pacific and fossil Elphidiidae of New Zealand. Institute of Geological and Nuclear Sciences, Monograph 16, 166 p. [details] Available for editors  PDF available [request]

additional source Hayward, B.W., Holzmann, M., Langer, M.R., Parker, J.H., Tsuchiya, M. (2025). Molecular and morphological taxonomy and biogeography of living Cribroelphidiidae, Elphidiellidae, Elphidiidae, Haynesinidae and related taxa (Foraminifera, Rotalioidea). <em>Micropaleontology.</em> 71: 433-808., available online at https://doi.org/10.47894/mpal.71.5.01 [details] Available for editors  PDF available [request]
 
 Present  Inaccurate  Introduced: alien  Containing type locality 
From editor or global species database
Diagnosis Test large, lenticular, planispirally enrolled, involute or partially evolute, biumbonate, may have umbilical plug on each side, seven to twenty chambers in the final whorl, deeply incised sutures form interlocular spaces that communicate with an umbilical spiral canal system, may have vertical umbilical canals leading from the spiral canal to the surface of the umbilical plug, externally ponticuli span the gently curved sutures, and fossettes between the ponticuli open into the intercameral space, internally may have retral processes (small backward extensions from the chamber lumen along the sutures), periphery carinate; wall calcareous, optically radial or less commonly granular, finely perforate, bilamellar, septal flap partly or completely covering previous septa as the new chamber is formed, surface with openings of canal system in the plugs and along the sutures and may have pustules or spiralling striae or ridges; aperture and foramina, a single interiomarginal pore or multiple, and may have additional areal openings. L. Eocene to Holocene; cosmopolitan. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]

Ecology (keeled species) epifaunal, free; sand, vegetation; herbivore; marine; temperate–warm; S 30–70; 0–50 m; inner shelf; (non-keeled species) infaunal, free; mud, sand; herbivore; S 0–70; brackish–hypersaline marshes and lagoons, inner shelf (upper bathyal, Elphidium excavatum only). [details]
    Definitions

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To European Nucleotide Archive, ENA (Elphidium) 
To Genbank 
To Yale Peabody Museum of Natural History (YPM IZ 097500) (from synonym Polystomella Lamarck, 1822)
To ITIS
From editor or global species database
Unreviewed

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