3f 



The Nautilus. 



Vol. v. august, 1891. No. 4. 



ON HELIX HARFORDIANA COOPER, AND OTHER SHELLS. 



BY HENRY A. PILSBRY. 



The accompanying plate^ illustrates a number of species described 

 originally in The Nautilus and elsewhere, as follows : 



Figs. 1, 2, Pupa syngenes. 



Papa syngenes Pils., The Nautilus IV, p. 3, May, 1890 ; Proc. 

 Acad. Nat. Sci. Phila., 1890, p. 296. 



This is the first sinistral Pupa described from America. It is 

 from Arizona. 



Fig. 3, Bulimulus Ragsdalei. 



B. Ragsdalei Pils., Proc. Acad. Nat. Sci. Phila., 1890, p. 63, 296 ; 

 The Nautilus IV, p. 122, March, 1890. 



Northern Texas. 



Figs. 4, 5, Goniobasis Crandalli. 



Gon. CrandaUi Pils., Proc. Acad. Nat. Sci. Phila., 1890, p. 301. 

 Mammoth Springs, Arkansas. 



Figs. 6, 1, 8, Vaginulus Scliivelyae Pils. 



Bermuda. 

 Figs. 9, 10, n, Zonites SMmekii. 



Z. Shimekii Pils., The Nautilus, IV, p. 3, May, 1890, Proc. 

 Acad. Nat. Sci. Phila., 1890, p. 297. 



This species has been familiar to me for some years, under the name 

 of Zonites limatulus. It agrees with that form in the number of 



1 Reprinted by permission from Proc. Acad. Nat. Sci. Phila. 



