Tight coin

Tight coin
Tight coin
Conservation status
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Heterobranchia

clade Euthyneura
clade Panpulmonata
clade Eupulmonata
clade Stylommatophora
informal group Sigmurethra

Family: Megomphicidae
Genus: Ammonitella
Species: A. yatesii
Binomial name
Ammonitella yatesii
J.G. Cooper, 1869

The tight coin (Ammonitella yatesii) is a species of gastropod in the Megomphicidae family. It is endemic to the United States.

Source