Class: Rotaliata    Subclass: Globigerinana    Order: Heterohelicida    Family: Heterohelicidae
Spiroplecta ultimatamida (White, 1929)
  


type specimen
holotype
Cretaceous
Upper Cretaceous

Mexico and Middle America

FEU-1007618
type specimen
holotype
Cretaceous
Upper Cretaceous

Mexico and Middle America

FEU-1007619