Nomenclature
original description
Hofker, J. (1956). Tertiary foraminifera of coastal Ecuador- Part II Additional notes on the Eocene species. <em>Journal of palaeontology.</em> 30: 891-958.
page(s): p. 946 [details] Available for editors
[request]
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]
Other
From editor or global species database
Diagnosis Test trochospiral; aperture an interiomarginal equatorial arch that may extend to the umbilicus on the umbilical side, bordered by a lip or flap. L. Cretaceous (Barremian) to Holocene. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]