ammonites
Synaptocochlea rosacea Pease 1867 (top snail)

Gastropoda - Trochoidea - Trochidae

Alternative combination: Gena rosacea

Belongs to Synaptocochlea according to H. S. Ladd 1966

Sister taxa: Synaptocochlea concinna, Synaptocochlea lekalekanum

Ecology: epifaunal grazer