Schackoina armata
Fuchs, 1971
type specimen   holotype
Cretaceous
Central Northern Alps

Schackoina bicornis
Reichel, 1948
identified by scientist   
Cretaceous
Caribbean Sea and Bahamas

Schackoina cenomana
(Schacko, 1897)
identified by scientist   
Cretaceous
off Argentina

Schackoina francogallicorum
Fuchs, 1971
type specimen   holotype
Cretaceous
Central Northern Alps

Schackoina multispinata
(Cushman & Wickenden, 1930)
identified by scientist   
Cretaceous

Schackoina multispinata
(Cushman & Wickenden, 1930)
identified by scientist   
Cretaceous
American South

Schackoina pentagonalis
Reichel, 1948
identified by scientist   
Cretaceous
East Coast

Schackoina trifolia
Fuchs, 1971
type specimen   holotype
Cretaceous
Central Northern Alps