254 PROCEEDINGS OF THE ACADEMY OF 



Fig. 4. Helix Sagemon, Beck. 



Fisr. 5. Helix auricoma, Fer. 



Fig. 6. Endodonta tumuloides, Garrett. 



Fig. 7. Helix couvicta, Cox. 



Fig. 8. Helix Sieboldtiana, Pfr. 



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



