BEPTILIA. 



Diplocaulus magnicomis, Cope, 1882, Pal. 

 Bull. No. 35, Permian. [Sig. large 

 horned.] 

 salamandroides, Cope, 1877, Pall. Bull. 

 No. 26, Permian. [Sig. like a sala- 

 mander.] 

 Ectocyxodox, Cope, 1878, Pal. Bull. No 

 29. [Ety. ektos, far from; kunos, dog; 

 odous, tooth.] 

 aguti. Cope, 1882, Pal. Bull. No. 35, Per- 

 mian. [Ety. proper name.] 

 ordinatus, Cope, 1878, Pal. Bull. No. 29, 

 Permian. [Sig. ordinated.J 

 Edaphosaurus, Cope, 1882, Pal. Bull. No. 

 35. [Ety.edaphos, a foundation; sau- 

 ros, a sea fish.] 

 pogonias, Cope, 1882, Pal. Bull. No. 35, 

 Permian. [Sig. bearded.] 

 Embolophorus, Cope, 1878, Pal. Bull. No. 

 29. [Ety. embolos, anything running 

 to a point; phoros, bearing.] 

 fritillus, Cope, 1878, Pal. Bull. No. 29, 

 Permian [Sig. a dice box.] 

 Empedocees, Cope, 1878, Pal. Bull. No. 29. 

 [Ety. proper name.] 

 alatus, Cope, 1878, Pal. Bull. No. 29. 



Permian. [Sig. winged.] 

 Solaris, Cope, 1880, Pal. Bull., No. 32, 



Permian. [Sig. a grinder.] 

 latibuccatus, Cope. 1878 (Diadectes 

 latibuccatus), Pal. Bull. No. 29, 

 Permian. [Sig. side cheeked.] 

 Epicordylus, Cope, 1878, Pal Bull. No. 

 29. [Ety. epi, upon; kordylos, a 

 water lizard.] 

 erythroliticus. Cope. 1878, Pal. Bull. 

 No. 29, Permian. [Sig. red stone.] 

 Eryops, Cope, 1877, Proc. Am. Phil. Soc. 

 [Ety. eryos, a shoot; ope, view.] 

 megacephalus. Cope, 1877, Proc. Am. 

 Phil. Soc, Permian. [Sig. large 

 headed.] 

 reticulatus, Cope, 1881, Am. Naturalist, p. 

 1020, Permian. [Sig. reticulated.] 

 Helodectes, Cope, 1880, Pal. Bull. No. 32. 

 [Ety. helos, a nail; dectes, a biter ] 

 isaaci. Cope, 1880, Pal. Bull. No. 32, 



Permian. [Ety. proper name.] 

 paridens. Cope, 1880, Pal. Bull. No. 32, 

 Permian [Sig. equal toothed.] 

 Hyloxomus wymani instead of H. hymani. 

 Ichthycanthus, Cope, 1877, Pal. Bull No. 

 24, and Proc. Am. Phil. Soc. [Ety. 

 ichthys, a fish ; kanthos, the corner of 

 the eye.] 

 ohioensis, Cope, 1877. Proc. Am. Phil 

 Soc, Coal Meas. [Ety. proper name] 

 platypus, Cope. 1877. Proc Am. Phil. 

 Soc, Coal Meas. [Ety. broad footed.] 

 Leptophractus lineolatus, Cope, 1877, 

 Proc. Am. Phil. Soc, Coal Meas. 

 [Sig. fine lined.] 

 Lysorophus, Cope, 1877, Pal. Bull. No. 26. 

 [Ety. lysis, setting free; rophos, 

 supped up.] 

 tricarinatus, Cope, 1877, Pal. Bull. No. 

 26, Permian. [Sig. three oarinated.] 



Metarmosaurus. Cope. 1878, Pal. Bull' 

 No. 29, p. 516. 

 fossatus, Cope, 1878, Pal. Bull. No. 29, 

 Permian. [Sig. dug. out.] 

 Ophiacodox, Marsh, 1878, Am. Jour. Sci. 

 and Arts, 3d. ser., vol. 15. [Ety; 

 ophiakos, belonging to serpents ; odous, 

 tooth.] 

 grandis, Marsh, 1878. Am. Jour. Sci. and 

 Arts, 3d. ser., vol. 15, Permian. [Sig.' 

 grand.] 

 niirus, Marsh, 1878. Am. Jour. Sci. and 

 Arts, 3d ser., vol. 15, Permian. [Sig. 

 wonderful ] 

 Paxtylus, Cope, 1881, Bull. U. S. Geo. 

 Sur. Terr. vol. 6, No. 1. [Ety. pan, all ; 

 tylos a knob. ] 

 cordatus, Cope, 1881, Bull. U. S. Geo. Sur. 

 Terr. vol. 6, No. 1, Permian. [Sig, 

 cordated.] 

 Pariotichus, Cope, 1878, Pal. Bull. No. 29, 

 [Ety .parios, parian ; tychos,a hammer.] 

 brachyops, Cope, 1878, Pal. Bull. No. 29, 

 Permian. [Sig. short sighted.] 

 Parioxys, Cope. 1878, Pal. Bull. No. 29. 

 [Ety. para, beside; oxi/s, sharp.] 

 ferricolus, Cope, 1878, Pal Bull. No. 29, 

 Permian. [Sig. iron distaff.] 

 Rhachitomus, Cope, 1878, Pal. Bull. No. 

 29. [Ety. rachis, bridge; tomos, sharp.] 

 valens, Cope, 1878, Pal. Bull. No. 29, 

 Permian. [Sig. vigorous.] 

 Sauropleura longipes, Cope, 1874, Trans. 

 Am. Phil. Soc, vol. 13, Coal Meas. 

 [Sig. long footed.] 

 Sphexacodox, Marsh, 1878, Am. Jour. Sci. 

 and Arts, 3d. ser., vol. 15. [Ety. sphen, 

 a wedge ; akis, a barb; odous, tooth.] 

 ferox, Marsh, 1878, Am. Jour. Sci. and 

 Arts, 3d. ser., vol. 15, Permian. [Sig. 

 fierce. 1 

 Theropleura, Cope, 1878, Pal. Bull. No. 

 29. . [Etv. theros, summer; pleura, a 

 rib.] 

 obtusidens, Cope, 1880, Pal. Bull. No. 32, 

 Permian. [Sig. having obtuse teeth.] 

 retroversa, Cope, 1878.. Pal Bull. No. 



29, Permian. [Sig. turned back.] 

 triangulati, Cope, 1878. Pal. Bull. No. 



29, Permian. [Sig. triangular.] 

 uniformis Cope, 1878, Pal. Bull. No. 

 29, Permian. [Sig. uniform.] 

 Trimerorhachis. Cope, 1878, Pal Bull., 

 No. 29, Permian. [Ety. trhneres, tri- 

 partite; rachis. a ridge.] 

 insignis, « pe. 1878, Pal. Bull. No. 29, 

 Permian. [Sig. marked.] 

 Tuditaxus mordax is a syn. for Ceraterpe- 

 ton punctolineatnni. 

 tabulatus. Cope, 1877, Proc. Am. Phil. 

 Soc, Coal Meas [Sig. tabulated.] 

 Zatrachys, Cope, 1878. Pal. Bull. No. 29. 

 [Ety. ea, an intensive ; traehys, rough.] 

 apicalis. Cope. 1881, Am. Naturalist, p. 



1020, Permian. [Sig. apical.] 

 serratus, Cope, 1878, Pal. Bull., No. 29, 

 Permian. [Sig. serrated.] 



