Striatura meridionalis
Gastrodontidae
Strigilla mirabilis
Tellinidae
Strobilops aeneus
Strobilopsidae
Strobilops labyrinthica
Strobilopsidae
Strombus alatus
Strombidae
Strombus gigas
Strombidae
Strophitus alabamensis
Unionidae
Strophitus conasaugaensis
Unionidae
Strophitus connasaugaensis
Unionidae
Strophitus rugosus
Unionidae
Strophitus subvexus
Unionidae
Strophitus undulatus
Unionidae
Stylatula antillarum
Virgulariidae
Stylocidaris affinis
Cidaridae
Suberites suberia
Suberitidae
Symethis variolosa
Raninidae
Synalpheus agelas
Alpheidae
Synalpheus apioceros
Alpheidae
Synalpheus bousfieldi
Alpheidae
Synalpheus brevicarpus
Alpheidae