THE NAUTILUS, XIX. 



PLATE VI. 



22 23 



Hifidaria pentodon. 1-t, 8. Bnckfield, Me. ; 5. Woodland, Me.; <>. Fuirlield, Me.: 7. West- 

 brook, Me.: li. Alachua Co., Fla.: Id. Volusia Co, Flu.; II. Sun Marcos, Tex. ; 12. Comul Co., 

 Tex.; i;i, lt>, 17. Wetumpku, Ala.: 14, 15, '20. Near Valley Head, Ala.; 18, 19. Wooclville, Ala.: 

 -'1--J7. Wetnmpkii, Ala. 



