Euxina duboisi Charp. 
pleuroptychia Bittg. 
litotes Parr. 
quadriplicata A. Schm. 
dipolauchen Bttg. 
pumiliformis Bttg. 
lederi Bttg. 
aggesta Bttg. 
acuminata Mouss. 
strauchi Bttg. 
index Mouss. 
climax Bittg. 
ossetica Ad. Schm. 
somchetica Pfr. 
tschetschenieca Bayern. 
baleopsis Westerl. 
Phaedusa perlucens Bitg. 
Micropontica closta Bttg. 
— eircassiea Bttg. 
— retowskii Bttg. 
? — caucasica (Graciliaria) Parr. 
Oligoptychia griseofusca Mouss. 
— unieristata Bttg. 
— foveicollis Pfr. 
— vinosa Bttg. 
Serrulina sieversi Pfr. 
serrulata Midd. 
funiculum Mouss. 
semilamellata Mouss. 
signifera Westerl. 
Cionella Jubrica Müll. 
Caecilianella acicula Müll. 
— raddei Bitte. 
— obtusata Westerl. 
Suceinea putris L. 
— elegans Risso. 
— pfeifferi Rossm. 
— oblonga Drp. 
Caryechium minimum Müll. 
— lederi Bttg. 
Limnaea stagnalis L. 
lagotis var. confinis Mouss. 
ovata var. tenera Parr. 
peregra Müll. 
palustris Müll. 
60 
Limnaea truncatula Müll. 
Physa gerardi Mouss. 
Planorbis corneus L. 
umbilicatus Müll. 
var. subangulatus Phil. 
sieversi Mouss. 
spirorbis L. 
glaber Jeffr. 
complanatus_L. 
caucasicus Westerl. 
Ancylus subeircularis Clessm. 
Acme moussoni Bttg. 
Cyelotus sieversi Pfr. 
— bourguignati Doum. Adans. 
Cyelostoma costulatum Zgl. 
— hyreanum Mrts. 
Pomatias lederi Bttg. 
Paludina contecta var. caucasica 
Cless. 
-—- subfasciata Bgit. 
— duboisiana Mouss. 
Pseudamnicola sphaerion Mouss. 
Talysch. 
Melanopsis buceinoidea var. 
mingrelica Bayern. 
Valvata antiqua Sow. 
— piscinalis Müll. 
— brandti Westerl. 
Neritina fluviatilis var. boettgeri 
West. 
Corbiceula fluminalis Müll. 
Sphaerium draparnaudi Cless. 
Pisidium fossarinum Oless. 
— obtusale C. Pfr. 
— milium Held. 
Unio sieversi Drouöt var. kobelti 
West. 
— stevenianus Kryn. 
— mingrelicus Drou6t. 
— raddei Drouöit. 
Anodonta lenkoranensis Drouöt. 
— cyrea Droueit. 
sieversi Drou&t. 
brandti Drou6t. 
georgiana Drouet. 
