REPTILIA. 



241 



acadianum, Owen, 1853, Quar. Jour. Geo. 

 Soc, vol. 9, Coal Meas. [Ety. from 

 Acadia, the ancient name of Nova 

 Scotia.] 

 oweni, Dawson, 1863, Quar. Jour. Geo. 

 Soc, vol. 19, -Coal Meas. [Ety. proper 

 name.] 

 Eosaukus, Marsh, 1862, Can. Nat. & Geo., 

 vol. 7. [Ety. eos, the dawn ; gauros, 

 a lizard.] 

 acadianus, Marsh, 1862, Can. Nat. & Geo., 

 vol. 7, Coal Meas. [Ety. proper name.] 

 Eurythorax, Cope, 1875, Ohio Pal., vol. 2. 

 [Y,ty. curi/s, broad; thorax, the breast.] 

 subkevis, Cope, 1871, Proc. Am. Phil. Soc, 

 Coal Meas. [Sig. somewhat smooth.] 

 Hylerpeton, Owen, 1862, Quar. Jour. Geo. 

 Soc, vol. 18. [Ety. hyle, wood ; erpekm, 

 reptile.] 

 curtidentatum, Dawson, 1876, Am. Jour. 

 Sci. & Arts, vol. 12, Coal Meas. [Sig. 

 short-toothed.] 

 dawsoni, Owen, 1862, Quar. Jour. Geo. 

 Soc, vol. 18, Coal Meas. [Ety. proper 

 name.] 

 longidentatum, Dawson, 1876, Am. Jour. 

 Sci. & Arts, vol. 12, Coal Meas. [Sig. 

 long-toothed.] 

 Hylonomus, Dawson, 1860, Quar. Jour. Geo. 

 Soc, vol. 16. [Ety. hyle, wood; nomos, 

 an abode ; forest dweller.] 

 aciedentatus, Dawson, 1860, Quar. Jour. 

 Geo. Soc, vol. 16, Coal Meas. [Sig. 

 needle-toothed, sharp-toothed.] 

 lyelli, Dawson, 1860, Quar. Jour. Geo. 

 Soc, vol. 16, Coal Meas. [Ety. proper 

 name.] 

 hymani, Dawson, 1860, Quar. Jour. Geo. 

 " Soc, vol. 16, Coal Meas. [Ety. proper 

 name.] 

 Hyphasma, Cope, 1875, Proc Acad. Nat. 

 Sci. Phil. [Ety. hyphasma, a web.] 

 laevis, Cope, 1875, Ohio Pal., vol. 2, Coal 

 Meas. [Sig. smooth.] 

 Leptophractus, Cope, 1873, Proc. Acad. 

 Nat. Sci. Phil. [Ety. teptos, stripped ; 

 pliraktos, defence.] 

 obsoletus, Cope, 1873, Proc. Acad. Nat. 

 Sci. Phil., Coal Meas. [Sig. obsolete.] 

 Molgophis, Cope, 1868, Proc. Acad. Nat. 

 Sci. [Ety. molgos, a skin; aphis, a 

 serpent.] 

 brevicostatus, Cope, 1875, Ohio Pal., vol. 



2, Coal Meas. [Sig. short-ribbed.] 

 macrurus, Cope, 1868, Proc. Acad. Nat. 



Sci., Coal Meas. [Sig. long-tailed.] 

 wheatleyi, Cope, 1874, Trans. Am. Phil. 

 Soc, Coal Meas. [Ety. proper name.] 

 Oestocephalus, Cope, 1868, Proc. Acad. Nat. 

 Sci. Phil. [Ety. oistos, an arrow ; 

 kephale, the head.] 

 amphiuminus, Cope, 1868, Proc. Acad. 

 Nat. Sci., Coal Meas. [Ety. from re 

 semblance to Amphiuma.] 

 pectinatus, see Ptyonius pectinatus. 

 rectidens, Cope, 1874, Trans. Am. Phil 

 Soc, Coal Meas. [Sig. straight 

 toothed.] 



remex, Cope, 1868, (Sauropleura remex) 

 Proc. Acad. Nat. Sci., Coal Meas. [Sig. 

 an oarsman, a rower.] 

 rinchdlanns, see Ptyonius vinchellanus. 

 Ornithiciinites, Hitchcock, 1832, Am. Jour. 

 Sci. & Arts. [Ety. . omithos, a bird ; 

 ichnos, a foot step.] 

 culbertsoni, King, 1845, Am. Jour. Sci., 

 vol.48,Coal Meas. [Ety. proper name.] 

 gallinuloides, King, 1845, Am. Jour. Sci., 

 vol. 48, Coal Meas. [Sig. similar to a 

 pullet.] 

 Pelion, Wynian, 1868, Proc. Acad. Nat. Sci. 

 Phil. [Ety. proper name.] 

 lyelli, Wyman, 1858, (Baniceps lyelli) 

 Am. Jour. Sci. & Arts, Coal Meas. 

 [Ety. proper name.] 

 Phlegethontia, Cope, 1871, Proc Am. Phil. 

 Soc. [Ety. phlegetho, to scorch, to 

 burn.] 

 linearis, Cope, 1874, Trans. Am. Phil. 



Soc, Coal Meas. [Sig. lined.] 

 serpens, Cope, 1874, Trans. Am. Phil. 

 Soc, Coal Meas. [Sig. a serpent.] 

 Pleuroptyx, Cope, 1875, Ohio Pal., vol. 2. 

 [Ety. pleura, a rib; ptyx, a fold, a wing.] 

 clavatus, Cope, 1875, Ohio Pal., vol. 2, 

 Coal Meas. [Sig. club-shaped.] 

 Ptyonius, Cope, 1874, Trans. Am. Phil. Soc 

 [Ety. ptyon, a fan.] 

 marshi, Cope, 1875, (Colosteus marshii) 

 Ohio Pal., vol. 2, Coal Meas. * [Ety. 

 proper name.] 

 nummifer, Cope, 1875, Ohio Pal., vol. 2, 



Coal Meas. [Sig. coin-bearing.] 

 pectinatus, Cope, 1868, (Sauropleura pec- 

 tinata) Proc. Acad. Nat. Sci., Coal 

 Meas. [Sig. pectinated, toothed like 

 a comb.] 

 serrula, Cope, 1874, Trans. Am. Phil. 



Soc, Coal Meas. [Sig. a saw.] 

 vinchellanus, Cope, 1871, {Oestocephalus 

 vinchellanus) Proc. Am. Phil. Soc, 

 Coal Meas. [Ety. proper name.] 

 Pygopterus, Agassiz, 1833, Recherch. Poiss. 

 Foss. 

 scutellatus, see Colosteus scutellatus. 

 lianice])s, Wyman, 1858, Am. Jour. Sci. & 

 Arts. [Sig. frog-headed.] Name was 

 preoccupied. 

 lyellii, see Pelion lyelli. 

 Sauropleura, Cope, 1868, Proc. Acad. Nat. 

 Sci. Phil. [Ety. sauros, a lizard ; pleura, 

 a rib.] 

 digitata, Cope, 1868, Proc. Acad. Nat. Sci. 

 Phil., Coal Meas. [Sig. having fingers 

 or toes.] 

 newberryi, Cope, 1875, Ohio Pal., vol. 2, 



Coal Meas. [Ety. proper name.] 

 pectinata, see Ptyonius pectinatus. 

 remex, Cope, 1868, Proc. Acad. Nat. Sci., 

 Coal Meas. [Sig. a rower.] 

 Sauropus, Lea, 1849, Trans. Am. Phil. Soc, 

 vol. 10. [Ety. sauros, a lizard; pons, 

 a foot.] 

 primsevus, Lea, 1849, Trans. Am. Phil. 

 Soc, vol. 10, Coal Meas. [Sig. first.] 



