484 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Endoceras rapax Billings, 



Orthoceras rapax Billings, Canadian Nat. Geol., 5, 1860, p. 176. 

 Endoceras rapax Miller, N. A. Geol. Pal., 1889, p. 437 (gen. ref.). 

 Black River: Kingston, Ontario. 



Endoceras rottermundl (Barrande). 



Orthoceraa (Endoceras) rottermimdi Barrande, Syat. Sil. du Boheme, 2d eer., 



1866, pi. 220. 

 Endoceras rottermundi Barrande, Syst. Sil. du Centre Boheme, 2, pt. 3, 1874, 



p. 749, pi. 220, figs. 9-11.— Foord, Cat. Fobs. Ceph. British Mus., 1, 1888, 



p. 151. 

 Black River: Island in Lake Huron (?Tlie8salon Island). 



Endoceras (Narthecoceras) Simpsoni Wliiteaves. See Narthecoceras simpsoni. 



Endoceras subannulatum (WMtfield). 



Endoceras (Cameroceras) subannulatum Whitfield, Ann. Rep. for 1879, Wisconsin, 



Geol. Surv., 1880, p. 56; Geol. Wisconsin, 4, 1882, p. 230, pi. 7, figs. 15, 16. 

 Endoceras subannulatum Chamberlin, Geol. Wisconsin, 1, 1883, p. 159, fig. — 



Wliiteaves, Trans. Royal Soc. Canada, 9, sec. 4, 1892, p. 78, pi. 5, figs. 2, 2a; 



Pal. Foss., Geol. Surv. Canada, 3, pt. 3, 1897, p. 202. 

 Black River: Beloit, Wisconsin; Valley of Red River, western shore of Lake 



Winnipeg, East Selkirk, etc., Canada. 



Endoceras subcentrale Hall. 



Endoceras subcentrale Hall, Pal. New York, 1, 1847, p. 59, pi. 17, fig. 4. — Emmons, 



Amer. Geology, 1, pt. 2, 1855, p. 152. — James, J. F., Jour. Cincinnati Soc. Nat. 



Hist., 8, 1886, p. 244. 

 Black River (Watertown): Watertown, New York. 



Endoceras vanuxemi (Conrad). 



Diploceras Vanuxemi Conrad, Jour. Acad. Nat. Sci. Philadelphia, 8, 1848, p. 267, 



pl. 16, fig. 2. 

 Endoceras vanuxemi Miller, N. A. Geol. Pal., 1899, p. 437 (gen. ref.). 

 Trenton: Trenton Falls, New York. 

 Observation. — Clarke (Geol. Minnesota, 3, 1897) says Diploceras is unques- 

 tionably a Cameroceras and the type D. vanuxemi probably the same as 

 Endoceras proteiforme. 



Endoceras virgatum (Hall). 



Colpoceras virgatum Hall, 3d Rep. New York State Cab. Nat. Hist., rev. ed., 1850, 



p. 182, pl. 5, fig. 2 (doc. ed., p. 174). 

 Endoceras virgatum Hall, Pal. New York, 5, pt. 2, 1879, p. 220 (gen. ref.). 

 Black River: Lewis County, New York. 



ENDODESMA Ulrich. Genotype: E. cuneatum Uhich, 



Endodesma Ulrich, Geol. Minnesota, 3, pt. 2, 1894, p. 525. — Grabau and Shimer, 

 N. A. Index Fossils, 1, 1909, p. 527. 



Endodesma compressum Ulrich. 



Endodesma compressiim Ulrich, Geol. Minnesota, 3, pt. 2, 1894, p. 529, pl. 36, 



figs. 35, 37. 

 Trenton (Pressor): Near Wykoff, Minnesota. 

 Holotype.—Ca.t. No. 46194, U.S.N.M. 



