Involutina cheradospira
(Loeblich and Tappan, 1950)
type specimen   holotype
Jurassic
Midwestern USA

Involutina lenticularis
(Henson, 1948)
identified by scientist   
Cretaceous

Involutina liassica
Jones, 1853
identified by scientist   
Triassic
central Northern Alps

Involutina pacifica
(Cushman & Valentine, 1930)
type specimen   holotype
Quaternary

Involutina turgida
Kristan, 1957
identified by scientist   
Triassic
central Northern Alps