Landmolhisken ati^s Albanien. 



137 



Verbreitung 

 (Zonenj 



c E 

 2 c 



q r^ 



:0 



^^ 





:t3 S 





Farn. Valvatidae. 



Gen. Valvata Müll. 

 Subgen. Cincinna Hühner 



Cincinna antiqua .Sow. . . . - 



— piscinalis Müll 



— alpestris Küst. . 



— naticina Mke • . . . . 



— spelaea Haut'fen 



— erythrupontatia Häuften 



— schmidti Mke 



.Subgen. Tropidina Adams 

 Tropidina macrostoma Steenb 



-Subgen. Gyrorbis Fitz. 

 Gyrorbis crisiata Müll 



b) Aspidobranchia. 



Farn. Neritinidae. 



Gen. Neritina Lam. 



Subgen. Theodoxus Montf. 



Theodoxus fluviatilis L 



— — rhodoculpos Jan 



— — dalmaiica S <> w 



— transversalis C. Pfr 



— danubialis C. Pfr 



— — stragulata C. Pfr 



— — Serratilinea Jan 



— — chrysostoma Küst 



— prevostiana C. Pfr 



2, 3 

 4 



* 



2, 3, 7 

 3 

 4 

 * 



