Nomenclature
original description
Saidova, K. M. (1981). О современном состоянии системы надвидовых таксонов кайнозойских бентосных фораминифер - [On an up-to-date system of supraspecific taxonomy of Cenozoic benthonic foraminifera]. Akademiya Nauk SSSR. 1-73., available online at https://books.google.pt/books?id=h-jxnSjjmhQC [details] Available for editors 
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From editor or global species database
Diagnosis Test biserial or loosely biserial throughout in the megalospheric generation, microspheric test with two pairs of opposed chambers at the base enclosing the proloculus, one pair being in the same plane as the later biserial chambers, the other perpendicular to this plane; wall agglutinated, very thin, noncanaliculate; aperture terminal, oval, produced on a neck. Holocene; Mediterranean; Sweden: Gullmar Fjord. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
From editor or global species database
