Vertigo. 



PLATE X. 



-A 



Vertigo antivertigo, 



V. Moulinsiana 





V. pygmaea. 



V.alpestris. 



V. substriata. 



"N 



V. pusilla. 



V. angustior. 



V. edentula. 



t 



r 



i 



V. minutissima . 



