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. 936 [details] Available for editors
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
additional source
Revets, S. A. (1996). The generic revision of five families of Rotaliine Foraminifera - Part 2. The Anomalinidae, Alabaminidae, Cancrisidae & Gavelinellidae. <em>Cushman Foundation for Foraminiferal Research, Special Publication.</em> 57-113., available online at http://www.cushmanfoundation.org/specpubs/sp34.pdf [details] Available for editors
From editor or global species database
Diagnosis Test tiny, trochospiral, spiral side low to strongly convex, evolute, numerous slowly enlarging whorls, six to eight chambers in the final whorl, spiral suture depressed, intercameral sutures curved, oblique, and may be limbate, umbilical side less convex, sutures straight, radial, and depressed, umbilicus filled with clear shell material that may be continuous with the somewhat thickened sutures, periphery rounded; wall calcareous, hyaline, optically radial, sparse and widely spaced pores on the spiral side, none visible on the umbilical side, surface smooth; aperture interiomarginal and equatorial, a short and low arch against the previous whorl, bordered above by a projecting lip. Holocene; W. Pacific. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
From editor or global species database