200 



PKOCKKDINOS OF TIIK M A I.ACOLOGICAT- SOCIKTY. 



O, present ; K, characteristic ; R, recorded from 

 elsewhei'e, but not from this Province. 



Lanx siihrotundatus (Tryon) 



Not adequately figured. 

 LcBvapex [Ferrisia] caitrinus (W. Cooper) . 



^4. caiirinus, W. Cooper in Binncv, L. and 

 Fw. Sh. N. Am., ii, fig. 243. 

 {7 L. (Ferrissia)) undulatus (Meek) . . . . 



A. iindulatus, "White, 3rd Ann. Itep. 

 U.S.G.S., pi. xxxii, fig. 10. 

 {? NeopJanorbis {A»ip]iigyra)) Dalli (^Yhite) 



Latin Dalli, White, loc. cit., pi. xxxii, 

 figs. 37-40. 

 Fislicrola lancides, n.sp 



PI. viii, fig. 35. 

 Zalophanct/his Moraiii, n.sp 



PL vi,'fig. 15. 



Family Plaxokbid.e. 



Planorbis (Gyrauhis) albtis, Miill 



Binney, L. andFw. Sh. N. Am., ii, fig. 220. 

 P. (Gyrauhis) jMrnis, Sav 



W. Coast Shells, 1910, pi. ii, fig. 11. 

 P. {Gyrauhis) Liebmanni, Dunker .... 



Binney, L. andFw. Sh. N. Am., ii,figs. 182, 

 183. 

 P. (Gi/rauhis) filocinctus, P. & F 



Pilsbry & Ferriss, Proc. Philad. Acad., 1906, 

 pi. ix, figs. 1-3. 

 P. (Segnientiua) aruiigeriis, Say 



Gould, Invert. Mass., 1841, fig. 138. 

 P. (Seg»te)iti)ia) Mojavensis, n.sp 



PI. viii, fig. 24. 

 P. (Hippentis) exacuhts. Say 



P. exacutus, Gould, Invert. Mass., 1841, 

 fig. 137. 

 P. [Hippentis] dilatatus, Gould 



1'. var. ccntcrrillcnsis, Hannibal, W. Coast 

 Shells, 1910, pi. ii, fig. 9. 

 Helisovia {Planorbella) trivoh-is (Say) . . . 



Planorbis trii-olvis, Hannibal, loc. cit., 

 figs. 292, 293. 

 H. antrosa (Conrad) 



P. bicarinatus, Binney, L. and Fw. Sh. N. 

 Am., ii, fig. 205. 

 H. (Perrinilla) pabloana (J. G. Cooper) . 



Not adequately figured. 

 H. (Perrinilla) Cordillcrana. n.sp 



PL vi, fig. 16 ; pi. viii, fig. 34. 



Family PoMPHOLiGiD-i:. 

 Pompliohjx cffusa. Lea 



W. Coast Shells, lUlO, pi. ii, fig. 4. 



o 



