Query Genus Locality Fossil Stomatorbina concentrica Main Key to Species About Contact
Class: Rotaliata    Subclass: Textulariana    Order: Lituolida    Family: Ammosphaeroidinidae
Praecystammina Krasheninnikov, 1973

Praecystammina globigerinaeformis
Krasheninnikov, 1973
identified by scientist   
Cretaceous
Carpathians

Praecystammina sp.
---
identified by scientist   
Cretaceous
Barents Sea