Query
Genus
Locality
Fossil
Main
Key to Species
About
Contact
Class:
Rotaliata
Subclass:
Textulariana
Order:
Luftosiida
Family:
Ataxophragmiidae
Opertum
Voloshina, 1972
Opertum incognitum
(Voloshinova, 1972)
identified by scientist
Cretaceous
Eastern European Plain
Opertum incognitum
Main
Key to Species
About
Contact