242 MrLLETIN r)3, UNITED STATES NATIONAL MUSEUM. 



41954. Encrinurus vannulus Clarke. Cotype. 



vStones River (Ord. ). Dixon, Illinois. 



Clarke, Geol. and Nat. Hist. vSurv. Minn., Final Re])t., Ill, Pt. II, 

 1894, p. 740, fiir. 47. 



1 7401. Endoceras proteiforme Hall? Plesiotype. 



Upper Poj^onip (Ord.). Eureka District, Nevada. 



Walcott, Mon. VIII, U. vS. Geol. Snrv., 18S4, p. 86, pi. 12, figs, i, 

 la, ic. 



12323. Endocostea sulcata (Roemer). Plesiotj'pe. 



Fort Pierre (Cret.). East Fork of Beaver Creek, Black 

 Hills, vSouth Dakota. 



Whitfield, Rept. Geol. and Resources Black Hills Dakota, 1880, 

 p. 404, pi. 10, fig. 6. 



1 226 1. Endocostea typica Whitfield. Cotypes. 



Fort Pierre (Cret. ). Old Woman Fork, Chevenne River, 

 Black Hills, South Dakota. 



Whitfield, Rept. Geol. and Resources Black Hills Dakota, 1S80, 

 p. 403, pi. 9, figs. 1-6. 



46194. Endodesma compressum Ulrich. Holotype. 



Trenton (Ord.). Near Wykoff, Minnesota. 



Ulrich, Geol. and Nat. Hist. .Surv. Minn., Final Rept., HI, Pt. II, 

 1894. p. 529. pi. 36, figs. 35-37- 



46195. Endodesma cuneatum Ulrich. Holotype. 



Trenton (Ord.). Near W^^koff, Minnesota. 



Ulrich, Geol. and Nat. Hi.st. vSurv. Minn., I'inal Rejit., Ill, Pt. II, 

 1894, p. 526, pi. 36, figs. 33, 34. 



46196. Endodesma gesneri ( Billings). Plesiotype. 



Trenton ( Ord. ). Ottawa, Canada. 



Ulrich, Geol. and Nat. Hist. Surv. Minn., I'inal Rept., HI, Pt. II, 

 1894, p. 528, pi. 37, figs. 3, 4. 



46197. Endodesma orthonotunn ( Meek and Worthen). Plastotype. 



Stones River (Ord.). Dmileith, Illinois. 



I'lrich, (^eol. and Nat. Hist. Snrv. Minn., I<inal Rept., HI, PI. II, 

 1894, p. 527, pi. 37, figs. I, 2. 



See Modiolopsis orthonota. 



23.871. Endolobus gibbosus Hyatt. ColNjies. 



Upper Carboniferous. Colorado River, near Bend, vSan 

 vSaba County, Texas. 



H3'att, vSecond .Ann. Rept. Geol. vSurv. Texas, 1891, j). 353, text 

 figs- 55, 56. 



= Stearoceras gibbosuni. 



15.8460. Endopachys lonsdalei \'aughan. Holotype. 



Claibornian (ICocene). Newton, Mi,ssi.ssip]ii. 



Vaughan, Mon. XXXIX, U. vS, Geol. Surv.. 1900, ]). i<89, pi. 22, 

 figs. 10, loa. 



