E^’CHOT)OXTID^. / V. , ,205 
Loomis, Palseontogr. vol. slvi. (1900), p. 28o/—Upper 
Cretaceous (Xiobrara Group); Gove County, Kansas. 
[Dentary; Kansas University Museum.] 
E'ficliodus petrosus, E. D. Cope, Bull. U.S. Geol. Surv. Territ. 
no. 2 (1874), p. 44, and op, cit. 1875, p. 239, pi. liv. 
figs. 4-6; P. B. Loomis, Palaeontogr. vol. slvi. (1900), 
p. 278, pi. xxvii. figs. 13-15.—Upper Cretaceous (Xio- 
brara Group) ; Kansas. [Portions of skull, including 
palatine, and associated vertebrm ; Cope Collection.] 
Encliodus pressidens, E. D. Cope, Proc. Amer. Phil. Soc. vol. xi. , a 
( 1870),p.241.—Greensand; Xe«Mersey. [Palatinebone.] 
Encliodus semistriatus, 0. C. Marsh, Proc. xlmer. Assoc. Adv. 
Sci. 1869 (1870), p. 230. Phasganodus semistriatus, 
E. D. Cope, op. cit. 1875, p. 277.—Greensand ; Xew 
Jersey. [Teeth.] 
Encliodu.s shumardi, J. Leidy, Proc. Acad. Xat. Sci, Pbilad. 1856, 
p. 257, and Contrib. Ext. Tert. Pauna IV. Territ. (1873), 
p. 289, pi. xvii. fig. 20; P. B. Loomis, Palaeontogr. 
vol. xlvi. (1900), p. 280, pi. xxvii. figs. 18, 19.— Cre¬ 
taceous ; Sage Creek, Dakota. [Dentary bone; Xational 
Museum, IVashington.] 
Encliodus suhceguilateralis, E. D. Cope, Proc. Amer. Phil. Soc. 
vol. xxiii. (1886), p. 3.—Cretaceous ; Brazil. [Palatine.] 
Encliodus tetrcecus^ E. D. Cope,op. cit. 1875, p. 278,—Cretaceous; 
Delaware and Xew Jersey. 
Encliodus valdensis, VI. Dunker, Monogr. Xorddeutsch.Wealdenbild. 
(1846), p. 62, pi. XV. fig, 24.—Wealden; X. Germany. 
[Indeterminable tooth, probably not of this genus.] 
The jaws named as follows seem to differ from Encliodus only in 
the absence of the terminal tooth of the palatine, which may have 
been shed :— 
^^Tetlieodus pepliredo, E. D. Cope, Bull. U.S. Geol. Surv. Territ. 
no. 2 (1874), p. 43, and Vert. Cret. Perm. West (Eep. 
U.S. Geol. Surv. Territ. vol. ii. 1875), p. 237, pi. liv. 
figs. 1-3.—Upper Cretaceous (Xiobrara Group) ; Kansas. 
The imperfect fish described as follows also seems to belong to 
the genus Enchodus :— 
Elopopsis dentex, J. J. Heckel, Deukschr. k. Akad. Wiss., math.- 
naturw. Cl. vol. xi. (1856), p. 254, pi. xiii. fig. 2.— 
Cretaceous ; Comen, Istria. [Pish wanting end of tail; 
Bosthorn Collection.] 
