136 



R 



Radix, L02. 

 Rhipidoglossa, ss - 

 Rotundaria, 81. 



Rugifera, 75. 



Scalenaria, 63. 

 Segmentina, 109. 

 Sigmurethra, 114. 

 Somatogyrus, 94. 



Sphseriidse, 82. 



Sphserium, 82. 



Sphyradium, 123. 



Stagnicola, 104. 



Stenotrerna, 117. 



Strobilops, 110. 



Strophitus, 71. 



Stvlomniatophora, HO. 



Succinea, 113. 

 Suceineida', 113. 

 Symphynota, 74. 



Tanioglossa, 88. 

 Teleodesmacea, s '-' 

 Testacella, 118. 

 Testacellida', 118. 

 Tetragena-, 78. 



U 



Theliderma, 79. 

 Torquis, 108. 

 Triodop^is, 114. 

 Tritogonia, 70. 

 Truncilla, 63. 



Unio, 76. 

 Unioinerus, 77. 

 Qnionidse, 63. 



Vallonia, 110. 

 Valloniidse, HO. 

 Valvata, 91. 

 Valvatidse, 91. 

 Vasopulmonata, 1 10. 



Vertigo, 112. 

 Vertigopsis, 112. 

 Vitrea, 119. 

 Vitrina, 119. 

 Vivipara, 88. 

 Viviparidse, ss - 



Zonitidse, 11 s - 

 Zonitinfe, 11 s - 

 Zonitoides, 120. 



