Class: Rotaliata    Subclass: Rotaliana    Order: Rotaliida    Family: Alabaminidae
Osangularia Brotzen, 1940

Osangularia bengalensis
(Schwager, 1866)
identified by scientist   
Quaternary
Banda, Timor and Arafura Sea

Osangularia bengalensis
(Schwager, 1866)
identified by scientist   
Quaternary

Osangularia cordieriana
(d'Orbigny, 1840)
identified by scientist   
Cretaceous
Kurdistan

Osangularia cordieriana
(d'Orbigny, 1840)
identified by scientist   
Cretaceous
North European Plain

Osangularia culter
(Parker & Jones, 1865)
identified by scientist   
Quaternary
Gulf of Mexico
   

Osangularia navarroana
(Cushman, 1938)
identified by scientist   
Cretaceous
North European Plain

Osangularia plummerae
Brotzen, 1940
identified by scientist   
Paleogene
North Africa

Osangularia velascoensis
(Cushman, 1925)
identified by scientist   
Cretaceous
Kurdistan