Foraminifera taxon details

Ranikothalia Caudri, 1944 †

721537  (urn:lsid:marinespecies.org:taxname:721537)

accepted
Genus
Caudrina Haynes, Racey & Whittaker, 2010 † · unaccepted (Subjective junior synonym Opinion...)  
Subjective junior synonym Opinion of Serra-Kiel et al. (2020), Pignatti (2021) pers. comm.
Nummulites (Chordoperculinoides) Arni, 1965 † · unaccepted (Subjective junior synonym in...)  
Subjective junior synonym in opinion of Loeblich & Tappan, 1987
Nummulitoides Abrard, 1956 † · unaccepted (Opinion of Loeblich & Tappan,...)  
Opinion of Loeblich & Tappan, 1987 Nomen translatum
Operculina (Nummulitoides) Abrard, 1956 † · unaccepted (Subjective junior synonym in...)  
Subjective junior synonym in opinion of Loeblich & Tappan, 1987
Sindulites Eames, 1968 † · unaccepted (Subjective junior synonym in...)  
Subjective junior synonym in opinion of Loeblich & Tappan, 1987

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marine, brackish, fresh, terrestrial
fossil only
feminine
Caudri, C. M. B. (1944). The larger foraminifera from San Juan de los Morros, State of Guarico, Venezuela. <em>Bulletins of American Paleontology.</em> 28: 5-43., available online at https://www.biodiversitylibrary.org/page/10679479
page(s): p. 17 [details]   
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2024). World Foraminifera Database. Ranikothalia Caudri, 1944 †. Accessed at: https://www.marinespecies.org/foraminifera/aphia.php?p=taxdetails&id=721537 on 2024-03-28
Date
action
by
2013-03-08 13:53:47Z
created
2017-06-06 10:05:26Z
changed

original description Caudri, C. M. B. (1944). The larger foraminifera from San Juan de los Morros, State of Guarico, Venezuela. <em>Bulletins of American Paleontology.</em> 28: 5-43., available online at https://www.biodiversitylibrary.org/page/10679479
page(s): p. 17 [details]   

original description  (of Sindulites Eames, 1968 †) Eames, E E., 1968, Sindulites, a new genus of the Nummulitidae (Foraminiferida), Palaeontology 11:435-438. , available online at https://www.palass.org/sites/default/files/media/publications/palaeontology/volume_11/vol11_part3_pp435-438.pdf
page(s): p. 435 [details]  Available for editors  PDF available [request] 

original description  (of Operculina (Nummulitoides) Abrard, 1956 †) Abrard , R. (1956). Une Operculine cordelée de l'Eocène inférieur de la Côte-d'Ivoire Operculina (Nummulitoides) tessieri n. subgen., n. sp. <em>Bulletin de la Société Géologique de France.</em> ser. 6, 5 [1955]: 489-493., available online at https://doi.org/10.2113/gssgfbull.S6-V.7-9.489 [details]   

original description  (of Nummulites (Chordoperculinoides) Arni, 1965 †) Arni, P. (1965). Contribution à Ia systématique des Nummulites s. l. <em>Mémoires du Bureau de Recherches Géologiques et Minières.</em> 32: 21-28.
page(s): p. 26 [details]   

original description  (of Caudrina Haynes, Racey & Whittaker, 2010 †) Haynes, J.; Racey, A.; Whittaker, J. (2010). A revision of the Early Palaeogene nummulitids (Foraminifera) from northern Oman, with implications for their classification. In: Whittaker, J. E. & Hart, M. B. (eds). Micropaleontology, Sedimentary Environments and Stratigraphy: A Tribute to Dennis Curry (1912-2001). <em>The Micropalaeontological Society Special Publication.</em> 29-89., available online at https://www.researchgate.net/publication/266149480
page(s): p. 27 [details]  Available for editors  PDF available [request] 

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] 

additional source Caudri, C. M. B. (1990). A note on the type material of the genus Ranikothalia (Foraminifera). <em>Eclogae Geologae Helvetiae.</em> 83(3): 747-749., available online at http://doi.org/10.5169/seals-166612 [details]  Available for editors  PDF available [request] 
From editor or global species database
Diagnosis Test flattened lenticular with central boss, megalospheric form with bilocular embryo and test up to 4 mm to 6 mm in diameter, microspheric one 8 mm to 15 mm in diameter, planispiral, whorls enlarging gradually as added, involute to evolute, chambers may have very long alar prolongations, marginal cord strongly thickened, septa thick to thin, straight to undulating, septal flap unfolded, canal system with large canals, meshes of marginal canal network relatively short and coarse, radially directed connections occur between the conspicuous intraseptal canals and the marginal canal system, sutural canals simple and vertical, not bifurcating, opening in two alternating rows on the sides of the imperforate sutural band, sutural canal openings at least twice the diameter of normal wall perforations, a few secondarily formed simple stolons irregularly scattered on the septa; wall calcareous, coarsely perforate, surface smooth to pustulose, spiral suture may be strongly elevated; intercameral foramen secondarily formed at the base of the septum. M. and U. Paleocene; cosmopolitan, tropical and subtropical. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]