Foraminifera taxon details
original description
Tjalsma, R. C.; Lohmann, G. P. (1983). Paleocene-Eocene bathyal and abyssal benthic foraminifera from the Atlantic Ocean. <em>Micropaleontology Special Publication.</em> 4: 1-90. page(s): p. 29 [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 [request]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Diagnosis Test very low trochospiral, robust, biconvex, about two whorls visible on the evolute spiral side, six chambers in the final whorl, sutures straight, radial, and flush, umbilical side involute with curved and flush sutures, umbilicus closed, periphery subacute to rounded; wall calcareous, microstructure unknown, finely to moderately coarsely perforate, surface smooth; aperture an interiomarginal asymmetrical arch on the umbilical side, extending from the umbilicus nearly to the peripheral margin, apertural face oblique and sloping backward on the umbilical side. L. Eocene (Ypresian) to M. Eocene (Lutetian); Atlantic and Pacific. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
From editor or global species database
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