Diagnosis
provided by World Register of Marine Species
Test elongate, early chambers form a short triserial stage, later biserial, slightly compressed and ovate in section, chambers increasing rapidly in height as added, sutures distinct, depressed, margins lobulate; wall calcareous, finely perforate but with poreless apertural face, surface striate to narrowly costate; aperture elongate, at the base of the chamber in the early stage, nearly terminal in the adult, flaring toothplate with folded and irregularly lobed attached part and folded narrow free part with fimbriate margin. Holocene; Caribbean. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification)
Loeblich, A. R.; Tappan, H. (1987). Foraminiferal Genera and their Classification. Van Nostrand Reinhold Company, New York. 970pp.
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