WoRMS taxon details

Archaediscus Brady, 1873 †

721605  (urn:lsid:marinespecies.org:taxname:721605)

accepted
Genus
Archaediscoum Rhumbler, 1913 † · unaccepted (Opinion of Loeblich & Tappan,...)  
Opinion of Loeblich & Tappan, 1987 Err. emend.
Archaediscus (Archaediscus) Brady, 1873 † · alternative representation
Archaediscus (Hemiarchaediscus) Browne, 1977 † · unaccepted (Nomen translatum)
Hemiarchaediscus Miklukho-Maklay, 1957 † · unaccepted > junior subjective synonym (Subjective junior synonym Opinion...)  
Subjective junior synonym Opinion of Loeblich and Tappan (1987)
Propermodiscus Miklukho-Maklay, 1953 † · unaccepted (subjective junior synonym in...)  
subjective junior synonym in opinion of Loeblich & Tappan, 1987

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  1. Species Archaediscus acutus Saurin, 1961 †
  2. Species Archaediscus aerifodinae Saurin, 1961 †
  3. Species Archaediscus angulatus Sosnina in Dain & Grozdilova, 1953 †
  4. Species Archaediscus approximatus Ganelina, 1956 †
  5. Species Archaediscus beleutensis Marfenkova, 1991 †
  6. Species Archaediscus chernoussovensis Mamet in Mamet, Choubert & Hottinger, 1966 †
  7. Species Archaediscus clarus Conil & Lys, 1964 †
  8. Species Archaediscus commutabilis Sosipatrova, 1962 †
  9. Species Archaediscus complanatus Conil & Lys, 1964 †
  10. Species Archaediscus componens Conil & Lys, 1964 †
  11. Species Archaediscus consimilis Marfenkova, 1991 †
  12. Species Archaediscus convexus Grozdilova & Lebedeva, 1953 †
  13. Species Archaediscus crux Conil & Lys, 1964 †
  14. Species Archaediscus cyrtus Conil & Lys, 1964 †
  15. Species Archaediscus decussatus Conil & Lys, 1964 †
  16. Species Archaediscus depressus Conil & Lys, 1964 †
  17. Species Archaediscus donetzianus Sosnina in Dain & Grozdilova, 1953 †
  18. Species Archaediscus dubius Sosipatrova, 1962 †
  19. Species Archaediscus electus Ganelina, 1956 †
  20. Species Archaediscus elicus Marfenkova, 1991 †
  21. Species Archaediscus elimesensis Marfenkova, 1978 †
  22. Species Archaediscus elongatus Saurin, 1960 †
  23. Species Archaediscus elongatus Skvortsov, 1965  † (accepted > unreplaced junior homonym, Primary junior homonym of Archaediscus elongatus Saurin, 1960)
  24. Species Archaediscus embolicus Shlykova, 1951 †
  25. Species Archaediscus enodatus Sosipatrova, 1962 †
  26. Species Archaediscus enormis Shlykova, 1951 †
  27. Species Archaediscus exilis Sosipatrova & Wan in Wan et al., 1963 †
  28. Species Archaediscus finalis Manukalova, 1950 †
  29. Species Archaediscus foliaceus Saurin, 1961 †
  30. Species Archaediscus folium Minyayeva, 1972 †
  31. Species Archaediscus furongshanensis Lin, 1981 †
  32. Species Archaediscus geniculatus Hallett, 1971 †
  33. Species Archaediscus gigas Rauzer-Chernousova, 1948 †
  34. Species Archaediscus gissaricus Saltovskaya, 1972 †
  35. Species Archaediscus globosus Conil & Lys, 1964 †
  36. Species Archaediscus glomus Ganelina, 1956 †
  37. Species Archaediscus gracilis Conil & Lys, 1964 †
  38. Species Archaediscus grandiculus Shlykova, 1951 †
  39. Species Archaediscus granum Golubtsov, 1957 †
  40. Species Archaediscus gratus Minyayeva, 1972 †
  41. Species Archaediscus grodzilovae Sosnina, 1976 †
  42. Species Archaediscus infantis Shlykova, 1951 †
  43. Species Archaediscus inflatus Shlykova, 1951 †
  44. Species Archaediscus inflexus Conil & Lys, 1964 †
  45. Species Archaediscus inventus Minyayeva, 1972 †
  46. Species Archaediscus itinerarius Shlykova, 1951 †
  47. Species Archaediscus karreri Brady, 1873 †
  48. Species Archaediscus kolymaensis Miklukho-Maklay, 1960 †
  49. Species Archaediscus krestovnikovi Rauzer-Chernousova, 1948 †
  50. Species Archaediscus latus Conil & Lys, 1964 †
  51. Species Archaediscus longus Potievskaya, 1958 †
  52. Species Archaediscus macer Conil & Lys, 1964 †
  53. Species Archaediscus magnus Sosipatrova & Wan in Wan et al., 1963 †
  54. Species Archaediscus matutinus Ganelina, 1956 †
  55. Species Archaediscus mellitus Shlykova, 1951 †
  56. Species Archaediscus moelleri Rauzer-Chernousova, 1948 †
  57. Species Archaediscus mohae Conil & Lys, 1964 †
  58. Species Archaediscus operosus Shlykova, 1951 †
  59. Species Archaediscus pachytheca Petryk, 1971 †
  60. Species Archaediscus paraangulatus Manukalova-Grebenyuk, Ilyina & Serezhnikova, 1969 †
  61. Species Archaediscus paraspirillinoides Brazhnikova, 1956 †
  62. Species Archaediscus pauxillus Shlykova, 1951 †
  63. Species Archaediscus perlucidus Golubtsov, 1957 †
  64. Species Archaediscus planiconvexus Woszczyńska, 1981 †
  65. Species Archaediscus planus (Miklukho-Maklay, 1957) †
  66. Species Archaediscus postmoelleri Potievskaya, 1958 †
  67. Species Archaediscus praecursor Saurin, 1961 †
  68. Species Archaediscus prodigialis Solovieva, 1972 †
  69. Species Archaediscus pseudoapproximatus Sosipatrova, 1966 †
  70. Species Archaediscus pseudomoelleri Reitlinger, 1949 †
  71. Species Archaediscus pseudovischerensis Saurin, 1960 †
  72. Species Archaediscus pulvinus Conil & Lys, 1964 †
  73. Species Archaediscus quadratus Saurin, 1961 †
  74. Species Archaediscus rarus Minyayeva, 1972 †
  75. Species Archaediscus reliquus Potievskaya, 1958 †
  76. Species Archaediscus rhombiformis Ganelina, 1956 †
  77. Species Archaediscus rhombus Conil & Lys, 1965 †
  78. Species Archaediscus spectabilis Ganelina, 1956 †
  79. Species Archaediscus stilus Grozdilova & Lebedeva, 1953 †
  80. Species Archaediscus subcylindricus Brazhnikova & Potievskaya, 1948 †
  81. Species Archaediscus subplanispiralis Vdovenko, 1967 †
  82. Species Archaediscus supinus Postoyalko, 1975 †
  83. Species Archaediscus talasensis Marfenkova, 1978 †
  84. Species Archaediscus tataricus Minyayeva, 1972 †
  85. Species Archaediscus teres Conil & Lys, 1964 †
  86. Species Archaediscus tiksinensis Sosipatrova, 1966 †
  87. Species Archaediscus timanicus Reitlinger, 1949 †
  88. Species Archaediscus triangulus Conil & Lys, 1964 †
  89. Species Archaediscus tumidus Marfenkova, 1978 †
  90. Species Archaediscus utcharalensis Marfenkova, 1983 †
  91. Species Archaediscus valens Conil & Lys, 1964 †
  92. Species Archaediscus variabilis Reitlinger, 1950 †
  93. Species Archaediscus varsanofievae Grozdilova & Lebedeva, 1954 †
  94. Species Archaediscus velgurensis Grozdilova & Lebedeva, 1953 †
  95. Species Archaediscus vertens Conil & Lys, 1964 †
  96. Species Archaediscus vischerensis Grozdilova & Lebedeva, 1953 †
  97. Species Archaediscus xinjiangensis Han, 1984 †
  98. Subgenus Archaediscus (Brunsiarchaediscus) Conil & Pirlet, 1974 † accepted as Planoarchaediscus Miklukho-Maklay in Kiparisova et al., 1956 † (Subjective junior synonym in opinion of Mamet (1978), Vachard (2019) pers. com.)
  99. Subgenus Archaediscus (Glomodiscus) Conil in Bless et al., 1976 † accepted as Glomodiscus Malakhova, 1973 † (Opinion of Loeblich & Tappan, 1987 Nomen translatum)
  100. Subgenus Archaediscus (Hemiarchaediscus) Browne, 1977 † accepted as Hemiarchaediscus Miklukho-Maklay, 1957 † accepted as Archaediscus Brady, 1873 † (Nomen translatum)
    1. Species Archaediscus (Hemiarchaediscus) swanni Browne, 1977 †
  101. Subgenus Archaediscus (Melarchaediscus) Conil & Pirlet, 1974 † accepted as Glomodiscus Malakhova, 1973 † (subjective junior synonym in opinion of Loeblich & Tappan, 1987)
  102. Subgenus Archaediscus (Neoarchaediscus) Bozorgnia, 1973 † accepted as Neoarchaediscus Miklukho-Maklay in Kiparisova et al., 1956 † (Nomen translatum)
    1. Species Archaediscus (Neoarchaediscus) exiguus Bozorgnia, 1973 † accepted as Propermodiscus tenuissimus Skvortsov, 1965 † accepted as Nodosarchaediscus tenuissimus (Skvortsov, 1965) † accepted as Nodasperodiscus tenuissimus (Skvortsov, 1965) † (Subjective junior synonym Opinion of Hance, Hou and Vachard (2011), Kobayashi and Vachard (2022))
    2. Species Archaediscus (Neoarchaediscus) pirleti Bozorgnia, 1973 † accepted as Neoarchaediscus pirleti (Bozorgnia, 1973) † (unaccepted > superseded combination, Opinion of Kobayashi and Vachard (2022))
    3. Species Archaediscus (Neoarchaediscus) planus Bozorgnia, 1973 † accepted as Nodosarchaediscus planus (Bozorgnia, 1973) † accepted as Nodasperodiscus planus (Bozorgnia, 1973) † (unaccepted > superseded combination, Opinion of Hance, Hou and Vachard (2011))
    4. Species Archaediscus (Neoarchaediscus) rostratus Bozorgnia, 1973 † accepted as Neoarchaediscus rostratus (Bozorgnia, 1973) † (unaccepted > superseded combination, Opinion of Kobayashi and Vachard (2022))
  103. Subgenus Archaediscus (Nudarchaediscus) Conil & Pirlet, 1974 † accepted as Nudarchaediscus Conil & Pirlet, 1974 † (Opinion of Loeblich & Tappan, 1987 Nomen translatum)
  104. Subgenus Archaediscus (Paraarchaediscus) Bozorgnia, 1973 † accepted as Paraarchaediscus Orlova, 1955 † (Nomen translatum)
    1. Species Archaediscus (Paraarchaediscus) preconvexus Bozorgnia, 1973 † accepted as Glomodiscus preconvexus (Bozorgnia, 1973) † (Opinion of Hance, Hou and Vachard (2011))
  105. Subgenus Archaediscus (Permodiscus) Bozorgnia, 1973 † accepted as Permodiscus Dutkevich in Chernysheva, 1948 † (Nomen translatum)
    1. Species Archaediscus (Permodiscus) abnakensis Bozorgnia, 1973 † accepted as Viseidiscus abnakensis (Bozorgnia, 1973) † (Opinion of Hance, Hou and Vachard (2011))
  106. Subgenus Archaediscus (Rugosoarchaediscus) Bozorgnia, 1973 † accepted as Rugosoarchaediscus A.D. Miklukho-Maklay, 1957 † accepted as Neoarchaediscus Miklukho-Maklay in Kiparisova et al., 1956 † (Nomen translatum)
    1. Species Archaediscus (Rugosoarchaediscus) conili Bozorgnia, 1973 † accepted as Nodasperodiscus conili (Bozorgnia, 1973) † (unaccepted > superseded combination, Opinion of Kobayashi and Vachard (2022))
    2. Species Archaediscus (Rugosoarchaediscus) dissolutus Bozorgnia, 1973 † accepted as Neoarchaediscus dissolutus (Bozorgnia, 1973) † (unaccepted > superseded combination, Opinion of Kobayashi and Vachard (2022))
    3. Species Archaediscus (Rugosoarchaediscus) stellatus Bozorgnia, 1973 † accepted as Neoarchaediscus akchimensis (Grozdilova & Lebedeva, 1954) † (unaccepted > junior subjective synonym, Subjective junior synonym Opinion of Kobayashi and Vachard (2022))
    4. Species Archaediscus (Rugosoarchaediscus) tchaboksarensis Bozorgnia, 1973 † accepted as Nodosarchaediscus tchaboksarensis (Bozorgnia, 1973) † accepted as Nodasperodiscus tchaboksarensis (Bozorgnia, 1973) † (unaccepted > superseded combination, Opinion of Hance, Hou and Vachard (2011))
    5. Species Archaediscus (Rugosoarchaediscus) tchalussensis Bozorgnia, 1973 † accepted as Nodosarchaediscus tchalussensis (Bozorgnia, 1973) † accepted as Nodasperodiscus tchalussensis (Bozorgnia, 1973) † (unaccepted > superseded combination, Opinion of Hance, Hou and Vachard (2011))
  107. Species Archaediscus akchimensis Grozdilova & Lebedeva, 1954 † accepted as Neoarchaediscus akchimensis (Grozdilova & Lebedeva, 1954) † (Opinion of Brenckle et al. (1987))
  108. Species Archaediscus attenuatus (Marfenkova, 1978) † accepted as Betpakodiscus attenuatus (Marfenkova, 1978) † (unaccepted > superseded combination)
  109. Species Archaediscus baschkiricus Krestovnikov & Theodorovich, 1936 † accepted as Asteroarchaediscus baschkiricus (Krestovnikov & Theodorovich, 1936) † (Type species of Asteroarchaediscus)
  110. Species Archaediscus borealis Reitlinger, 1949 † accepted as Nodasperodiscus borealis (Reitlinger, 1949) † accepted as Neoarchaediscus borealis (Reitlinger, 1949) † (unaccepted > superseded combination, Opinion of Hance, Hou and Vachard (2011))
  111. Species Archaediscus celsus Conil & Lys, 1964 † accepted as Neoarchaediscus celsus (Conil & Lys, 1964) † (unaccepted > superseded combination, Opinion of Kobayashi and Vachard (2022))
  112. Species Archaediscus cornua Conil & Lys, 1964 † accepted as Nodosarchaediscus cornua (Conil & Lys, 1964) † accepted as Nodasperodiscus cornua (Conil & Lys, 1964) † (unaccepted > superseded combination, Opinion of Hance, Hou and Vachard (2011))
  113. Species Archaediscus cornuspiroides Brazhnikova & Vdovenko, 1967 † accepted as Betpakodiscus cornuspiroides (Brazhnikova & Vdovenko, 1967) † (unaccepted > superseded combination, Opinion of Marfenkova (1991), Vdovenko (2004))
  114. Species Archaediscus demaneti Conil & Lys, 1964 † accepted as Nodosarchaediscus demaneti (Conil & Lys, 1964) † accepted as Nodasperodiscus demaneti (Conil & Lys, 1964) † (unaccepted > superseded combination, Opinion of Hance, Hou and Vachard (2011))
  115. Species Archaediscus dubitabilis (Orlova, 1955) † accepted as Paraarchaediscus dubitabilis Orlova, 1955 † (unaccepted > superseded combination)
  116. Species Archaediscus erectus Saurin, 1961 † accepted as Viseidiscus erectus (Saurin, 1961) † (Opinion of Hance, Hou and Vachard (2011))
  117. Species Archaediscus gallicus Meunier, 1888 † (An ostracod in opinion of Vachard (1976))
  118. Species Archaediscus gregorii Dain, 1953 † accepted as Nodasperodiscus gregorii (Dain, 1953) † accepted as Neoarchaediscus gregorii (Dain, 1953) † (unaccepted > superseded combination, Opinion of Hance, Hou and Vachard (2011))
  119. Species Archaediscus incertus Grozdilova & Lebedeva, 1954 † accepted as Neoarchaediscus incertus (Grozdilova & Lebedeva, 1954) † (Type species of Neoarchaediscus )
  120. Species Archaediscus karreriformis Reitlinger, 1950 † accepted as Neoarchaediscus karreriformis (Reitlinger, 1950) † (unaccepted > superseded combination, Opinion of Kobayashi and Vachard (2022))
  121. Species Archaediscus latispiralis Grozdilova & Lebedeva, 1953 † accepted as Neoarchaediscus latispiralis (Grozdilova & Lebedeva, 1953) † (unaccepted > superseded combination, Opinion of Kobayashi and Vachard (2022))
  122. Species Archaediscus maximus Grozdilova & Lebedeva, 1954 † accepted as Nodosarchaediscus maximus (Grozdilova & Lebedeva, 1954) † (Type species of Nodosarchaediscus)
  123. Species Archaediscus minimus Grozdilova & Lebedeva, 1953 † accepted as Neoarchaediscus minimus (Grozdilova & Lebedeva, 1953) † accepted as Planospirodiscus minimus (Grozdilova & Lebedeva, 1953) † accepted as Betpakodiscus aliminimus Brenckle, 1993 † (Opinion of Miklukho-Maklay in Kiparisova et al. (1956))
  124. Species Archaediscus monstratus Grozdilova & Lebedeva, 1954 † accepted as Ammarchaediscus monstratus (Grozdilova & Lebedeva, 1954) † (Opinion of Hance, Hou and Vachard (2011))
  125. Species Archaediscus mutans Conil & Lys, 1964 † accepted as Asperodiscus mutans (Conil & Lys, 1964) † accepted as Neoarchaediscus mutans (Conil & Lys, 1964) † (Type species of Asperodiscus)
  126. Species Archaediscus namuriensis Dain in Bykova et al., 1958 † accepted as Eosigmoilina namuriensis (Dain in Bykova et al., 1958) † (Opinion of Brazhnikova et al. in Rauzer-Chernousova and Fursenko (1959), Brazhnikova (1964))
  127. Species Archaediscus ninae Grozdilova & Lebedeva, 1954 † accepted as Paraarchaediscus ninae (Grozdilova & Lebedeva, 1954) † (Opinion of Brenckle (1993))
  128. Species Archaediscus ovoides Rauzer-Chernousova, 1948 † accepted as Asteroarchaediscus ovoides (Rauzer-Chernousova, 1948 ) † accepted as Neoarchaediscus ovoides (Rauzer-Chernousova, 1948) † (unaccepted > superseded combination, Opinion of Miklukho-Maklay in Kiparisova et al. (1956))
  129. Species Archaediscus paraovoides Brazhnikova, 1956 † accepted as Neoarchaediscus paraovoides (Brazhnikova, 1956) † (unaccepted > superseded combination, Opinion of Kobayashi and Vachard (2022))
  130. Species Archaediscus parvus Rauzer-Chernousova, 1948 † accepted as Nodasperodiscus parvus (Rauzer-Chernousova, 1948) † accepted as Neoarchaediscus parvus (Rauzer-Chernousova, 1948) † (unaccepted > superseded combination, Opinion of Hance, Hou and Vachard (2011))
  131. Species Archaediscus paulus Marfenkova, 1978 † accepted as Nodosarchaediscus paulus (Marfenkova, 1978) † accepted as Nodasperodiscus paulus (Marfenkova, 1978) † (unaccepted > superseded combination, Opinion of Hance, Hou and Vachard (2011))
  132. Species Archaediscus permodiscoides Reitlinger, 1950 † accepted as Neoarchaediscus permodiscoides (Reitlinger, 1950) † (unaccepted > superseded combination, Opinion of Kobayashi and Vachard (2022))
  133. Species Archaediscus postrugosus Reitlinger, 1949 † accepted as Neoarchaediscus postrugosus (Reitlinger, 1949) † (Opinion of Miklukho-Maklay in Kiparisova et al. (1956))
  134. Species Archaediscus probatus Reitlinger, 1950 † accepted as Neoarchaediscus probatus (Reitlinger, 1950) † (unaccepted > superseded combination, Opinion of Brenckle (1993), Kulagina (2017), Kobayashi and Vachard (2022))
  135. Species Archaediscus pustulus Grozdilova & Lebedeva, 1954 † accepted as Asteroarchaediscus pustulus (Grozdilova & Lebedeva, 1954) † (Opinion of Miklukho-Maklay in Kiparisova et al. (1956))
  136. Species Archaediscus rectus Kireeva msc. in Potievskaya, 1958 † (unaccepted > nomen nudum, No description)
  137. Species Archaediscus rugosus Rauzer-Chernousova, 1948 † accepted as Asteroarchaediscus rugosus (Rauzer-Chernousova, 1948) † (Opinion of Miklukho-Maklay in Kiparisova et al. (1956))
  138. Species Archaediscus saleei Conil & Lys, 1964 † accepted as Nodasperodiscus saleei (Conil & Lys, 1964) † (Type species of Nodasperodiscus)
  139. Species Archaediscus spirillinoides Rauzer-Chernousova, 1948 † accepted as Planoarchaediscus spirillinoides (Rauzer-Chernousova, 1948) † (Type species of Planoarchaediscus)
  140. Species Archaediscus subbashkiricus Reitlinger, 1949 † accepted as Asteroarchaediscus subbashkiricus (Reitlinger, 1949) † accepted as Neoarchaediscus subbashkiricus (Reitlinger, 1949) † (unaccepted > superseded combination, Opinion of Miklukho-Maklay in Kiparisova et al. (1956))
  141. Subgenus Archaediscus (Archaediscus) Brady, 1873 † represented as Archaediscus Brady, 1873 †
    1. Species Archaediscus (Archaediscus) conili Browne, 1977 †
    2. Species Archaediscus (Archaediscus) miklukhomaklayi Browne, 1977 †
  142. Species Archaediscus conili Browne, 1977 † represented as Archaediscus (Archaediscus) conili Browne, 1977 †
  143. Species Archaediscus miklukhomaklayi Browne, 1977 † represented as Archaediscus (Archaediscus) miklukhomaklayi Browne, 1977 †
marine, brackish, fresh, terrestrial
fossil only
masculine
Brady, H. B. (1873). On Archædiscus Karreri, a new type of Carboniferous Foraminifera. <em>Annals and Magazine of Natural History.</em> 12(70): 286-290., available online at https://www.biodiversitylibrary.org/page/19214347
page(s): p. 286 [details]   
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2024). World Foraminifera Database. Archaediscus Brady, 1873 †. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=721605 on 2024-05-27
Date
action
by
2013-03-08 13:53:47Z
created
2017-12-01 23:10:25Z
changed
2018-09-18 08:58:34Z
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original description Brady, H. B. (1873). On Archædiscus Karreri, a new type of Carboniferous Foraminifera. <em>Annals and Magazine of Natural History.</em> 12(70): 286-290., available online at https://www.biodiversitylibrary.org/page/19214347
page(s): p. 286 [details]   

original description  (of Archaediscoum Rhumbler, 1913 †) Rhumbler, L. (1913). Die Foraminiferen (Talamophoren) der Plankton-Expedition. Zugleich Entwurf eines natürlichen Systems der Foraminiferen auf Grund selektionistischer und mechanisch-physiologischer Faktoren. Zweiter Teil : Systematik. <em>Ergebnisse der Plankton-Expedition der Humboldt-Stiftung.</em> Bd.3 L.c.: 332-476., available online at https://www.biodiversitylibrary.org/page/2124278 [details]   

original description  (of Propermodiscus Miklukho-Maklay, 1953 †) Miklukho-Maklay, A. D. (1953). К систематике семейства Archaediscidae - To the taxonomy of the Archaediscidae family. <em>Ежегодн. ВПО.</em> 14: 127-131.
page(s): p. 128 [details]  Available for editors  PDF available [request] 

original description  (of Hemiarchaediscus Miklukho-Maklay, 1957 †) Miklukho-Maklay, A. D. (1957). Новые данные о систематике и филогении архедисцид - New data about the taxonomy and phylogeny of the Archaediscidae. <em>Вестник ЛГУ, Сер. геол. и геогр. - Bulletin of Leningrad State University, ser. geol. and geogr.</em> 24(4): 34-46.
page(s): p. 36 [details]  Available for editors  PDF available [request] 

original description  (of Archaediscus (Hemiarchaediscus) Browne, 1977 †) Browne, R. G.; Baxter, J. W.; Roberts, T. G. (1977). The Archaediscidae of the Fraileys Facies (Mississippian) of central Kentucky. <em>Bulletins of American Paleontology.</em> 72: 167-228., available online at https://www.biodiversitylibrary.org/page/10668140 [details]   

basis of record 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] 
From editor or global species database
Diagnosis Test free, discoidal to lenticular, proloculus followed by long undivided evolutely coiled tubular second chamber, floor of the chamber against the previous whorl convex to concave, coiling variable, appearing in section as variously aligned, oscillating or sigmoidal; wall calcareous, microgranular, thin, dark inner layer moderately to weakly developed but without lateral thickening or contreforts, outer radial layer entirely covering the test except in the immediate vicinity of the aperture; aperture at the open end of the tube. L. to M. Carboniferous (Visean to Moscovian); Europe; Asia; North America. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
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