37 



si 



916 Helicella exilis 



917 unizonalis, Helix inonozonalis. Lam. 



918 citrina, Helix, Zam. numerous varieties 



919 Clairvillii 



920 Carthusianella, Helix, Lam. 



921 Fruticum, Id. 



922 Ericetorum, Id. 



923 Cespitum, Id. 



924 Pisana, Id. 



925 bipartita 



926 



926a 



927 



928 



929 



929a 



930 



930a — 



931 , Helix tcssellata, Bugdin ^IS. 



932 . 



933 from New South Wales 



934 Helix producta, Budgin, from Canton 



935 Helix pallida, Budgin, from Virginia 



936 



COCHLOSTYL^, 



937 Cochlostyla Pythogaster, Bulimus, Lam. 



938 Dufresnii 



939 Taunaisii? one full grown and one 



young specimen 



940 Pardalis 



941 Peruviana, Bulimus, Lam. 



942 '■ undata, Bulimus, Lam. several spe- 

 cimens 



943 Sultana, Bulimus Gallina Sultana, 



Lam. two specimens of great beauty, one of 



them enormously lai'ge 



944 



945 __ 



