Diagnosis
provided by World Register of Marine Species
Test free, elongate, early portion trochospiral, with four to five chambers per whorl, later triserial, biserial, and finally with a relatively long uniserial stage in the adult; wall finely agglutinated, canaliculate; aperture terminal, cribrate, consisting of elongate slits variously aligned in the center of the depressed apertural face, each slit bordered by a lip. Miocene to Holocene; Atlantic; Caribbean: Trinidad, West Indies. (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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