From editor or global species database
Diagnosis Test large, elongate, tubular or flaring, closed basally, nonseptate; wall finely to coarsely agglutinated; aperture rounded at the slightly constricted open end. M. Ordovician (Caradocian) to Holocene. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]