Query Genus Locality Fossil Stomatorbina concentrica Main Key to Species About Contact
Class: Rotaliata    Subclass: Rotaliana    Order: Rotaliida    Family: Elphidiidae
Protelphidium Haynes, 1956

Protelphidium nonioninoides
d'Orbigny, 1839
identified by M. Hesemann   
Paleogene
Upper Rhine Plain

Protelphidium tuberculatum
(d'Orbigny, ?)
identified by scientist   
Quaternary
Yellow Sea