[Standella. 



VIII 



Ziiphaea.] 



Standella Gray. 37. 

 Stavelia Gray. 190. 

 Strigilla Turt. 53. 

 Strigillina Dhrn. 53. 

 Strophitus Rfq. 176. 

 Sunetta Link. 76. 

 Sutiira Mhlfld. 206. 

 Symphynota Lea. 176. 

 Syraphynota Sw. 175. 

 Syndosmya Reiz. 61. 

 Syntoxia Rfq. 143. 



T. 



Tagelus Gray. 14. 

 Talona Gray. 5. 

 Talonella Gray. 4. 

 Tamarindiformis Gevers. 195. 

 Tamarindiformis Gevers. 198. 

 Tanysiphon Bens. 96. 

 Taras Riss. 88. 

 Taria Gray. 65. 

 Tedinia Gray. 243. 

 Tellidora Mörch. 55. 

 Tellimya Brown. 133. 

 Tellina L. 43. 

 Tellinella Gray. 43. 

 Tellinidae 38. 

 Tellinides Lm. 43. 

 Tellininae 38. 

 Tellinula Ch. 43. 

 Terebratella Orb. 251. 

 Terebratiila Lwd. 250. 

 Terebratulidae 250. 

 Terebratulina Orb. 250. 

 Terebratulinae 250. 

 Teredinae 6. 

 Teredo L. 6. 

 Tetragonostea Dsh. 23. 

 Tetraplodon Spix. 189. 

 Textrix Rom. 77. 

 Thacalia H. A. Ad. 141. 

 Thecidea Defr. 254. 

 Thecidiidae 254. 

 Theliderma Sw. 143. 

 Theora H. A. Ad. 28. 

 Thetis Sow. 26. 

 Thovana Leach. 1. 

 Thracia Leach. 24. 

 Thyasira Leach. 127. 

 Thyella A. Ad. 64. 

 Thyreopsis H. Ad. 135. 

 Tichogonia Rm. 200. 

 Tomala Gray. 18. 

 Trachycardium Mörch. 114. 

 Trapezium Blvll. 7. 

 Tresus Gray. 36. 

 Tridacna Costa. 123. 

 Tridaenidae 123. 

 Tridonta Schmeh. 136. 

 Trigona Mhlfld. 67. 

 Trigonella Costa. 30. 

 Trigonella Conr. 67. 

 Trigonia Brug. 210. 

 Trigonidae 210. 

 Trigonocoelia Nyst. 220. 



Trigonulina Orb. 210. 

 Triplodon Spix. 189. 

 Triquetra Klein. 189. 

 Trisis Oken. 217. 

 Tritogenia Agas. 143. 

 Triumphalia Sow. 5. 

 Truneiila Rfq. 143. 

 Trutina Brown. 28. 

 Trysidos Bolt. 217. 

 Tubulus Gualt. 9.' 

 Tuceta Bolt. 218. 

 Tudes Oken. 207. 

 Tugon Adans. 17. 

 Tugonia Gray. 17. 

 Turqnetia Velain. 198. 

 Turtonia Aid. 133. 

 Tychocardium L. 120. 

 Tyleria H. A. Ad. 26. 



u. 



Ungulina Daud. 128. 

 Ungulinidae 128. 

 Unio Retz. 142. 

 Unionidae 142. 

 Unioninae 142. 

 Unionium Link. 204. 

 Uniopsis Sw. 172. 

 üperotis Giiett. 6, 



V. 



Vagina Mhlfld. 10. 

 Vanganella Gray. 37. 

 Velorita Gray. 105. 

 Veneracea 30. 

 Venericardia Lm. 120. 

 Veneridae 67. 

 Venerinae 67. 

 Venerupis Lm. 92. 

 Ventricola Klein. 84. 

 Venus L. 76. 

 Venusta Gray. 212. 

 Verpa Bolt. 9. 

 Verticordia Wood. 210. 

 Verticordia Wood. 24. 

 Vola Klein. 235. 

 Vulsella Lm. 244. 

 Vulsellidae 244. 



W. 



Waldheiraia King. 251. 

 Waltouia Davids. 251. 

 Warnea Gray. 9. 

 Woodia Dsh. 138. 



X. 



Xylophaga Turt. 4. 

 Xylotria Leach. 6. 



Y. 



Yoldia Müll. 225. 



Z. 



Zenatia Gray. 37. 

 Zirfaea Gray. 4. 

 Zirphaea Leach. 4, 



