original description
Galloway, J. J. (1933). A manual of Foraminifera. <em>Bloomington, Principia Press.</em> , available online at https://babel.hathitrust.org/cgi/pt?id=uc1.31822014134829 [details]
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]
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 planispiral to trochospiral or may uncoil in later stage; sutural canal system opening into sutural pores; aperture interiomarginal or areal, single or multiple. Paleocene to Holocene. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]