Foraminifera taxon details
From editor or global species database
Diagnosis Test short and stout, early stage of up to five chambers per whorl, rapidly becoming triserial, then with a reduced biserial stage and short uniserial stage, circular in section; wall coarsely agglutinated, canaliculate, with thin dense inner layer, finely agglutinated thick and dense median layer, and an outer coating of coarse grains; aperture a vertical straight to curved slit in the juvenile, later nearly terminal and central, varying from a curved slit to subradiate or cribrate. M. Eocene to M. Miocene; New Zealand; Andaman Sea: Car Nicobar. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
From editor or global species database
| |