Foraminifera taxon details

Omphalocyclus Bronn, 1853 †

722435  (urn:lsid:marinespecies.org:taxname:722435)

accepted
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marine, brackish, fresh, terrestrial
fossil only
masculine
Bronn, H. G., and E. Roemer, 1853, Lethaea Geognostica; vierte Periode; Kreide-Gebirge: Aufl. 3, Bd. 2, Theil 5 (1851-1852). Stuttgart: E. Schweizerbart.
page(s): p. 95 [details]   
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2024). World Foraminifera Database. Omphalocyclus Bronn, 1853 †. Accessed at: https://www.marinespecies.org/foraminifera/aphia.php?p=taxdetails&id=722435 on 2024-03-28
Date
action
by
2013-03-08 13:53:47Z
created
2018-01-06 16:02:11Z
changed
2020-03-06 13:32:26Z
changed

original description Bronn, H. G., and E. Roemer, 1853, Lethaea Geognostica; vierte Periode; Kreide-Gebirge: Aufl. 3, Bd. 2, Theil 5 (1851-1852). Stuttgart: E. Schweizerbart.
page(s): p. 95 [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 discoidal, biconcave, centrally depressed and thickest at the periphery, early stage of microspheric generation with a small irregular coil that is not in the plane of the adult test, megalospheric embryo of two to four chambers, followed by cycles of arched equatorial chambers that communicate through large marginal stolons, the equatorial chambers rapidly increasing in thickness, then supplemented by lateral chambers that are not differentiated but are similar to the equatorial chambers. U. Cretaceous (Maastrichtian); France; Netherlands; Switzerland; Italy; Greece; Yugoslavia; Romania; Turkey; Iran; Syria; Tunisia; India; Tibet; Cuba. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]