Foraminifera taxon details
From editor or global species database
Diagnosis Test large, elongate, early stage trochospiral with up to five chambers per whorl, rapidly reducing to three per whorl, then biserial and finally uniserial in the adult; wall moderately coarsely agglutinated, surface smoothly finished, thick, both lateral walls and septa strongly canaliculate; aperture interiomarginal in early stage, terminal and cribrate in the later uniserial stage. Miocene to Holocene; W. Atlantic; Trinidad, West Indies. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
From editor or global species database
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