Terebralia semistriata
Potamididae
Terebra protexta limatula
Terebridae
Terrapene carolina
Emydidae
Tethyaster grandis
Astropectinidae
Tetraxanthus bidentatus
Pseudorhombilidae
Texadina barretti
Cochliopidae
Thais haemastoma floridana
Muricidae
Tharyx annulosus
Cirratulidae
Thecla bazochii
Lycaenidae
Theliderma cylindrica
Unionidae
Therochaeta collarifera
Flabelligeridae
Thesea grandiflora
Malacalcyonacea incertae sedis
Thiara amarula
Thiaridae
Thiara balonnensis
Thiaridae
Thiara scabra
Thiaridae
Thiessea cyclolabris
Helicidae
Thomomys bottae
Geomyidae
Thor amboinensis
Thoridae
Thor dobkini
Thoridae