254 PROCEEDINGS OF THE ACADEMY OF 



Fig. 4. Helix Sagemon, Beck. 



Fig. 5. Helix auricoma, Fer. 



Fig. 6. Endodonta tumuloides, Garrett. 



Fig. 7. Helix convieta, Cox. 



Fig. 8. Helix Sieboldtiana, Ffr. 



Fig. 9. Zonites minusculus, Binney. (See p. 166.) 



