original description
Schwager, C., 1876, Saggio di una classificazione dei foraminiferi avuto riguardo alle loro famiglie naturali, Bolletino R. Comitato Geologico d'Italia 7:475-485. , available online at https://biodiversitylibrary.org/page/53477189 [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 with proloculus followed by two chambers per whorl, rarely with intervening flexostyle; chambers added in one to five or more planes of coiling; less commonly the adult test may have more than two chambers per whorl or may be uncoiled and rectilinear; aperture at the open end of the final chamber, and may have a simple to complex tooth or trematophore. Jurassic to Holocene. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]