41 



Strepomatidae, 12 

 Strepsidura, 19 

 Strombidse, 13, 25 

 Surcula, IS, 30 

 Sycotopidae, 15 



Tectibranchiata, 9, 19 

 Teiiegoda, 11 

 Telliua, 7, 24, 28 

 Tellinidffi, 7, 24, 28 

 Terebra, 14, 29 

 Terebratula, 22 

 Terebratulidae, 22 

 Terebrida3, 14, 29 

 Teredo, 9, 24, 14 

 Tetrabranchiata, 26 

 Tiara, 12 

 Tornatellsea, 9 

 Tortoliva, 17 



Trigonocoelia, 4 

 Tritiaria, 30 

 Tritonidae, 17, 20 

 Tritonopsis, 20 

 Trochida;, 11, 28 

 Trochita, 11, 24 

 Turbinellidffi, 30 

 Turbinolia, 26 

 Turbiuolidae, 2 

 Turrispira, 19 

 Turritella, 11, 29 

 Turritellidae, 11, 25, 29 

 Typhis, 19, 30 



Umbonium, 10 



Unio, 5 

 Unionidse, 5 

 Ungulinidae, 6, 24, 27 



Valvata, 11 

 Valvatidfe, 11 

 Vanikoro, 11, 29 

 Vauikoridse, 11, 29 

 Vermetidae, 11 

 Venericardia, 5, 23 

 Veneridae, 6, 24, 28 

 Venus, 7 

 Viviparidse, 12 

 Viviparus, 12 

 Volutella, 1(5 

 Volutidje, 16, 25, 29 

 Volutilithes, 16, 25 

 Volvula, 9 



Whitnea, 19 



Yoldia, 4 



