Query Genus Locality Fossil Stomatorbina concentrica Main Key to Species About Contact
Class: Rotaliata    Subclass: Textulariana    Order: Textulariida    Family: Valvulinidae
Valvulina d'Orbigny, 1826

Valvulina flexilis
Cushman and Renz, 1941
identified by scientist   
Paleogene
South East Asia

Valvulina triangularis
d'Orbigny in Guerin-Meneville, 1832
identified by scientist   
Paleogene