64 



[38] 



Pag. 



Segmentina 44 



Spliaerium 50 



Sphyradium 33 



Stenogyra 30 



Tachea 26 



Torquilla 82 



Trigonostoma 23 



Tropodiscus 44 



Truncatella 45 



Unio 50 



Vallonia 23 



Valvata 46 



Vertilla 35 



Vitrea 21 



Vitrella 48 



Vitrina 20 



Vivipara 47 



Xerophila 27 



Zebrina 30 



Zonites 21 



Zospeum 39 



Zua 31 



