Belongs within: Globorotaliida. Morozovella is a genus of planktonic foraminiferans with strongly anguloconical chambers, and the wall strongly pustulose on parts of the spire and umbilicus. Morozovella McGowran 1968MO81 |–M. apanthesmaM12 `–+–M. angulata (White 1928)M12, MO81 [=Globorotalia angulataMO81] `–+–M. conicotruncataM12 `–M. velascoensis (Cushman 1925)M12, MO81 (see below for synonymy)Morozovella incertae sedis: M. acuta (Toulmin 1941) [=Globorotalia wilcoxensis… Continue reading Morozovella
Category: Rotaliida
Alabaminidae
Belongs within: Discorbida. The Alabaminidae are a family of lenticular, trochospiral foraminiferans known from the Upper Cretaceous to the present. They include the genus Gyroidina in which the spiral side is flattened with all chambers visible, and the primary aperture is a low interiomarginal slit restricted to the mid-portion of the apertural face (Loeblich & Tappan 1964b).… Continue reading Alabaminidae