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Class: Rotaliata    Subclass: Textulariana    Order: Lituolida    Family: Ammolagenidae
Ammolagena Eimer & Fickert, 1899

Ammolagena clavata
(Jones and Parker, 1860)
identified by scientist   
Quaternary
off Brazil

Ammolagena contorta
Waters, 1927
type specimen   holotype
Carboniferous Pennsylvanian