Mollusks : Carnegie Museum... www.carnegiemnh.org

Mollusks : Carnegie Museum... www.carnegiemnh.org

Mollusks : Carnegie Museum... www.carnegiemnh.org

FMNH 171656 | Zoological... collections-zoology.fieldmu...

STRI Marine Portal -... invertebase.org

FMNH 171656 | Zoological... collections-zoology.fieldmu...

STRI Marine Portal -... invertebase.org

Supercoil Snails (Genus... uk.inaturalist.org

Supercoil Snails (Genus... uk.inaturalist.org

Taxonomy Zonitidae (True... observation.org

Supercoil Snails (Genus... uk.inaturalist.org

Mollusks : Carnegie Museum... www.carnegiemnh.org

Invert-E-Base Portal... www.invertebase.org

Molluscabase -... www.molluscabase.org

Taxonomy Zonitidae (True... observation.org

A Guide for Terrestrial... www.yumpu.com

CSVColl Portal Taxonomy... csvcoll.org

Malacological Review, Vol.... www.abebooks.com

Supercoil Snails (Genus... uk.inaturalist.org

PDF) Land Snails of West... www.researchgate.net