Tropidophora (Ligatella) von Martens 1880 (periwinkle)
Gastropoda - Sorbeoconcha - Pomatiidae
Alternative spelling: Ligatella
Parent taxon: Tropidophora according to K. C.. Vaught et al. 1989
See also Sepkoski 2002
Sister taxa: none
Subtaxa: none
Ecology: epifaunal grazer
Distribution: found only at Kaloma (Miocene of Kenya)