Query Genus Locality Fossil Stomatorbina concentrica Main Key to Species About Contact
Class: Rotaliata    Subclass: Textulariana    Order: Spiroplectamminida    Family: Spiroplectamminidae
Bolivinopsis Yakovlev, 1891

Bolivinopsis capitata
Yakolev, 1891
identified by scientist   
Cretaceous

Bolivinopsis clotho
(Grzybowski, 1901)
identified by scientist   
Cretaceous
North Africa

Bolivinopsis rosula
(Ehrenberg, 1854)
identified by scientist   
Cretaceous
North European Plain

Bolivinopsis sp.
---
identified by M. Hesemann   
Cretaceous
Iberian Peninsula