Query Genus Locality Fossil Stomatorbina concentrica Main Key to Species About Contact
Class: Rotaliata    Subclass: Textulariana    Order: Textulariida    Family: Prolixoplectidae
Plectina Marsson, 1878

Plectina clava
Marsson, 1878
identified by scientist   
Cretaceous
North European Plain

Plectina lenis
(Grzybowski, 1896)
identified by scientist   
Cretaceous
North European Plain

Plectina ruthenica
(Reuss, 1850)
identified by scientist   
Cretaceous
North European Plain