Catalogue; Rkcuntly Described MolIvUsca 117 



Family ANCYLID.^. 



For a revision of the patelliform genera of this family, see Walker, 

 No. t6o. 



Subfamily LANCING Hannibal, 1914. 



Genus LANX Clessin, 1880. 



Lanx aetus (Tryon). 



Ancylus alius Tryon, Am. J. of Con., I, 1865, P- 230, pi. 22, fig. 15. 

 Type locality : Klamath River, Cal. 



Is probably only a var. of newherryi according to Pilsbry (95, p._ 65). 



Lanx crassus (Haldeman). 



Ancyhis crnssus Haldeman, Mon., 1844, p. 14, pi. i, fig. 8. 



Lanx kootaniensis (Baird). 



Ancylus kootaniensis Baird, Pr. Zool. Soc, Lond., 1863, p. 69; W. G. Bin- 

 ney, L. and F. W. Shells, II, 1865, p. 144, fig. 242; Tryon, Mon., 

 1870, p. 227, pi. II, figs. 11-12. 



Ancylus {Lav apex) kootaniensis Dall, Alaska, XHL 1905, p. no, fig. 82. 

 Is doubtfully referred to L. crassus Hald. as a variety by Cooper (25, 

 p. 100). 



Lanx nfavberkyi (Lea). 



Ancylus nezvberryi Lea, Jour. A. N. S. P., VI, 1866, p. 185, pi. 24, fig. 116; 

 Obs., XI, 1866, p. 141, pi. 24, fig. 116. 



Lanx nuttalui (Haldeman). 



Vellcttia nuttallii Haldeman, Mon., 1841, pt. 3, p. 3 of cover. 

 Acroloxus nuttallii Binney, L. and F. W. Shells, II, 1865, p. 147. 



Lanx pateeloides (Lea). 



Ancylus patelloides Lea, Jour. A. N. S. P., VI, 1866, p. 185, pi. 24, fig. 117; 

 Obs., XI, 1866, p, 141, pi. 24, fig. 117. 



Is not a marine species as stated by Tryon (132, p. 230). See Pilsbr}' 

 (93, p. 60). 



Includes altus Try. and suhrotundus Try. and doubtfully nezvberryi Lea 

 as varieties according to Cooper (25, p. 100). 



