• Up-mouth snails
Scientific classification
Kingdom:Animalia
Phylum:Mollusca
Class:Gastropoda
(unranked):clade Heterobranchia
clade Euthyneura
clade Panpulmonata
clade Eupulmonata
clade Stylommatophora
informal group Sigmurethra
Superfamily:Orthalicoidea
Family:Odontostomidae
Genus:Anostoma
Species:A. depressum
34mm
Ceará, Brazil
From my collection
via Flickr https://flic.kr/p/2iFGMkc