INDEX. 



Page. 



Spirolinites 21 



Spirula 21 



■ 54 



Stomatella 26 



Stomatia 26 



71 



Strom bus 42 



70 



Strulhiolaria 42 



Succinea 29 



46 



Tectibranchi 57 



60 



Terebellum 42 



.' . 68 



Terebra 38 



— ' 70 



Tergipes 59 



Testacella.. , 26 



Testacella , . . . . 61 



Thethys 58 



Tornatella . . . ; 29 



— ; 63 



Tritonia , 58 



Tritonium 36 



Trochoida 64 



... 65 



Trochus 35 



66 



Trophones 36 



Turbinella 37 



— 70 



Turbo 33 



65 



Turrilites 18 



Turritella 33 



65 



Typhis 36 



Umbrella 25 



Vaginella 23 



Valvata 34 



66 



Vermicularia 33 



65 



Vertigo 48 



Vitrina ,,^26 



61 



Vivipara 34 



Voluta 41 



68 



Volvaria 42 



Volvulus 48 



Vortex 45 



Wendletrap 33 



