nardino Mountains (S. S. Berry) tide Berry; Bluff Lake 

 Cienaga, San Bernardino Mountains (S. S. Berry, Miss N. G. 

 Spaulding) fide Berry; Forest Home, Mill Canon, San Bernar- 

 dino Mountains (S. S. Berry) fide Berry; drift, Mill Canon 

 (S. S. Berry) fide Berry; cienaga, South Mission Canon, three 

 miles above forks (H. Hannibal). 



"Conulus chersina Say" 



Cooper, Proc. Cal. Acad. Sci., IV, 1872, p. 171. 



Reported from old gold mines, Cuyamaca Mountains (H. 

 Hemphill). The associated species are Upper Sonoran types, 

 so it is probable that Euconulus fulvus was not intended. The 

 basis of the record is uncertain. 

 "Zonites" shepardi Hemphill. 



Hemphill in Binney, IV Suppl. Terr. Moll. U. S., V, 1892, 

 p. 167. 



Nothing further is known of this species than contained in 

 the original diagnosis. Its reference to Zonites needs confirm- 

 ation. 



Upper Sonoran. 



*Santa Catalina Island (H. Hemphill) fide Hemphill. 



Zonitoides arboreus (Say) 



Fig. ; Zonites arboreus Binney. Manual, 1885, p. 61, fig. 13. 



Upper Sonoran, Transitional, Canadian. 



Northern Mexico to Labrador and Alaska. Japan. 



Stoddard's Canon, Ontario (R. H. Tremper) fide Berry; 

 Redlands (S. S. Berry) fide Berry; Bluff Lake Cienaga (S. S. 

 Berry, Miss N. G. Spaulding) fide Berry; near San Gorgonio 

 Pass, San Bernardino Mountains (C. D. Voy) fide Cooper; 

 near old gold mines, Cuyamaca Mountains (H. Hemphill) fide 

 Cooper. 



Zonitoides milium (Morse). 



Fig. ; Zonites milium Binney, Manual, 1885, p. 66, fig. 23. 



Upper Sonoran. 



Ontario and Manitoba to Florida and southern California. 



Head of Bell's Canon, Simi Hills (H. Hannibal) ; Redlands 

 (S. S. Berry) fide Berry. 

 Zonitoides minisculus (W. G. Binney). 



Fig. ; Zonites minisculus Binney, Manual, 1885, p. 63, 

 fig. 18. 



Upper Sonoran. 



Alaska to Florida and southern California. 



La Brea Canon, two miles south of Fullerton, Puente Hills 

 (H. Hannibal) ; Redlands (S. S. Berry) fide Berry. 

 Zonitoides pugetensis Dall. 



Fig.; Dall, Proc. U. S. Nat. Mus., XXIV, 1902, p. 500, PL 

 XXVII, fig. 10, 12. 



Transitional- Upper Sonoran. 



Puget Sound region to southern California. 



Ballena, Cuyamaca Mountains, fide Pilsbry. 



(in 



