tellins (Abranda )
tellins (Cyclotellina )
tellins (Macomona )
tellins (Merisca )
tellins (Pseudarcopagia )
tellins (Tellinella )
thickshell-clams (Eucrassatella )
thickshell-clams (Salaputium )
thickshell-clams (Talabrica )
thorny-oysters (Spondylus )
thracias (Thracia )
thracias (Thraciopsis )
thracidoras (Thracidora )
thyasiras (Thyasira )
top-shells (Alcyna )
top-shells (Archiminolia )
top-shells (Astele )
top-shells (Austrocochlea )
top-shells (Botelloides )
top-shells (Calliobasis )
top-shells (Calliostoma )
top-shells (Carinastele )
top-shells (Charisma )
top-shells (Chlorodiloma )
top-shells (Clanculus )
top-shells (Danilia )
top-shells (Diloma )
top-shells (Ethminolia )
top-shells (Fluxinella )
top-shells (Granata )
top-shells (Herpetopoma )
top-shells (Nanula )
top-shells (Notogibbula )
top-shells (Selastele )
top-shells (Spectamen )
top-shells (Vaceuchelus )
triangles (Anapella )
tritons (Argobuccinum )
trophons (Anatrophon )
trophons (Apixystus )
trophons (Benthoxystus )
trophons (Enatimene )
trophons (Gemixystus )
trophons (Litozamia )
trophons (Ollaphon )
trough-shells (Mactra )
trough-shells (Raeta )
trough-shells (Spisula )
truncatellas (Truncatella )
tulip-shells (Pleuroploca )
tun-shells (Tonna )
turbans (Turbo )
turrids (Austrocarina )
turrids (Austrodrillia )
turrids (Austropusilla )
turrids (Crassispira )
turrids (Epidirella )
turrids (Epidirona )
turrids (Inquisitor )
turrids (Lucerapex )
turrids (Paracuneus )
turrids (Splendrillia )
turrids (Vexitomina )
tusk-shells (Bathoxiphus )
tusk-shells (Cadulus )
tusk-shells (Calliodentalium )
tusk-shells (Dentalium )
tusk-shells (Episiphon )
tusk-shells (Fissidentalium )
tusk-shells (Fustiaria )
tusk-shells (Gadila )
tusk-shells (Laevidentalium )
tusk-shells (Polyschides )