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MarBEF Data System |
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Foraminifera taxon details
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Diagnosis Test conical, circular in section, with tiny early trochospire of four to five chambers per whorl followed by a biserial stage of rapidly increasing diameter, terminal face flattened to concave; wall agglutinated, commonly of calcareous particles on an organic lining, canaliculate; aperture a low basal arch with a narrow bordering flap. L. to U. Cretaceous; cosmopolitan. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
From editor or global species database
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