104 SÉANCE DU 27 AVRIL 1909 



Section Xerophila Hélix blausaciana sp. nov. 



— humiUima sp. nov. 



id. var. rubiginosa, var. nov. 



— Boussaci sp. nov. 



Section Tropidogochlis — crenulata Mùller, var. colomasen- 



sis, var. nov. 



Genre Valvata. — Valvata Jaqueti, sp. nov. 



Genre Ferussacia. — Ferussacia intermedia sp. nov. 



Genre Zua. — Zua coltina Drouet, var subvenlricosa, var. nov. 



Genre Cucilianella. — Cœcilianella lupetisis, sp. nov. 



— prealpina, sp. nov. 



— inerimeana, sp. nov. 



Genre Limnea. — Limnea truncatuïa Mûiler, var. minor, var. nov. 

 Genre Paludestrina. — Paludestrina Moitessieri Bourg. 

 Genre Caziotia. — Caziotia singularis G. Pollonera. 





