WoRMS taxon details
Orcadia Boltovskoy & Watanabe, 1982
438920 (urn:lsid:marinespecies.org:taxname:438920)
accepted
Genus
Hastigerinella riedeli Rögl & Bolli, 1973 accepted as Orcadia riedeli (Rögl & Bolli, 1973) (type by original designation)
marine, brackish, fresh, terrestrial
recent + fossil
feminine
Boltovskoy, E.; Watanabe, S. (1982). Orcadia, nuevo genero de Foraminiferos planctonicos Antarticos. <em>Revista Española de Micropaleontología.</em> 14: 5-11.
page(s): p. 6 [details] Available for editors
[request]
page(s): p. 6 [details] Available for editors
[request]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2024). World Foraminifera Database. Orcadia Boltovskoy & Watanabe, 1982. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=438920 on 2024-04-19
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original description
Boltovskoy, E.; Watanabe, S. (1982). Orcadia, nuevo genero de Foraminiferos planctonicos Antarticos. <em>Revista Española de Micropaleontología.</em> 14: 5-11.
page(s): p. 6 [details] Available for editors [request]
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 [request]
page(s): p. 6 [details] Available for editors
[request] 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
[request] From editor or global species database
Diagnosis Test tiny, gradually enlarging, spherical chambers in a low trochospiral coil, about four and a half to five in the final whorl, the last somewhat displaced toward the umbilical side, sutures radial, gently curved, depressed, periphery rounded, peripheral outline lobulate; wall calcareous, thin, finely perforate with widely spaced pores, surface smooth in the proximal part of the chambers, and spines concentrated near the periphery, the more delicate simple spines of rounded section interspersed between larger spines of triangular section; aperture interiomarginal, a low umbilical-extraumbilical arch with a narrow but distinctly recurved bordering lip. Pleistocene to Holocene; Caribbean; N. Atlantic: Denmark Strait; Antarctic and Subantarctic S. Atlantic. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
