48 CONTRIBUTIONS TO CANADIAN PALiEONTOLOGT. 



think one cannot examine the original types of the published species 

 and the collections subsequently made, together with the original 

 descriptions and illustrations given by Mr. Meek in the publications 

 of the United States Geological Survey of the Territories, without 

 entertaining serious doubts whether more than two or three out of the 

 seven published species of this genus from the Cretaceous strata of the 

 United States are well founded." 



LuNATiA coNOiNNA, Hall & Meek. (Sp.) 



Xiitica concinna, Hall & :Meek. 1856. Mem. Am. Ac. Arts & Sc. Boston, vol. V., 



p. 384, pi. 3, figs. 2a, b, c, d. 

 Xatii-a Morcavensis, Meek & Hayden. 18.56. Trans. Ac. Nat. Sc. Phil., vol. YIII., 



p. 64 & ib., p. 282. 

 Xatica (Lunatia) Moreancnsix, Meek e^ Haj'den. 1860. Ib., vol. XII., p. 422. 

 Luiiatia concinna, Hall & Meek. (Sp.) ^leek. Rep. U. S. Geol. Terr., vol. IX., 



p. 314, pi. 32, figs. 11a, b, c 



Elbow of the South Saskatchewan, — also Blood Indian Creole, north 

 of the Red Deer Eiver and twenty miles east of the Hand Hills, Prof. 

 J. Macoun, 1879 : one good specimen from the former locality, and two 

 remarkably well preserved and large examples from the second. 



The Natica obliquata of Hall and Meek, specimens of which were 

 collected by Prof H. Yonlc Hind at Two Creeks, on the Assiniboine. 

 in 18.58, is probably only a variety of this species. 



Anchura AjiERiC-iNA, Evans and Shumard. (Sp.) 



RosUllfiria Americana, Evans and Shumard. 1857. Trans. St. Louis Ac. Sc, vol. 



I., p. 42. (Not R. Ami'i-icana, d'Orbigny, 1826.) 

 Aporrhais Americana, ]Mfek and Havden. 1860. Proc. Ac. Nat. Sc. Phil., vol. XII. 



p. 423. 

 Anclivra (Drcpanochcilux) Airu ricana, Meek. 1864. Smithson. Check-List N. Am. 



Cret. Foss., p. 10. 

 " " " Meek. 1876. Rep. U.S. Geol. Surv. Terr., 



vol. IX., p. 325, plate 32, figs. 8, a, b. 



South Branch of the Saskatchewan, Prof. H. Youle Hind, 1858. 

 Eoss Creek, near Irvine Station, on the Canadian Pacific Eailway, E. G-- 

 McConnell, 1883 ; three specimens. Old Wives Creek, Township 10, 

 Eange 11, west of .3rd Principal Meridian (two or three fragmentary 

 examples), and North Woody Mountain, on a branch of Old Wives 

 Creek, in Township C, Eange 4, west of the same Meridian, E. CI. 

 McConnell, 1884 ; five fine specimens. 



