Journal de Conchvliolocie. ' ■ 



PL 7 











• 



Arnoul del. 



1- Geotrochatella Jourdyi/ Crosse msjDautz. 

 2-Pachydrolia "brevis, Bavay . 

 3"P. pellutida, Bavay. 



4"Pa7ryclrol>Ja elongata, Bavay. 

 5-P sulcata, Bavay. 



6-Pkcostyltrsleucolenus , Crosse. 

 7- Helicina Alrici , Crosse. 



