Class: Spirillinata    Subclass: Ammodiscana    Order: Spirillinida    Family: Ammodiscidae
Ammodiscoides Cushman, 1909

Ammodiscoides conica
Cushman & Waters, 1928
type specimen   holotype
Carboniferous

Ammodiscoides turbinatus
Cushman, 1909
type specimen   holotype
Quaternary

Ammodiscoides turbinatus
Cushman, 1909
identified by scientist   
Quaternary

Ammodiscoides sp.
---
identified by scientist   
Jurassic
off West Australia