Cope] 



345 



[Cope 



of the Llano Estaeado. Texas Geol. Surv. Ann. Rep., 

 1892, 1-87. 



A critical review of the characters and variations of 

 the snakes of North America. U. S. Mus. Proc., 14, 



1892, 589-694. 



Ou the homologies of the posterior cranial arches in 

 the Reptilia. [1892.] Amer. Phil. Soc. Trans., 17, 



1893, 11-26. 



A synopsis of the species of the tei'd genus Cneuiido- 

 phorus. [1892.] Amer. Phil. Soc. Trans., 17, 1893, 

 27-52. 



A remarkable artiodactyle from the White Biver 

 epoch. Amer. Natlist., 27, 1893, 147-148. 



On a new spade-foot from Texas. Amer. Natlist., 27, 

 1893, 155-156. 



The genealogy of man. Amer. Natlist., 27, 1893, 321- 

 335. 



Prodromus of a new system of the non-venomous 

 snakes. Amer. Natlist., 27, 1893, 477-483. 



A new Pleistocene sabre-tooth. Amer. Natlist., 27, 

 1893, 896-897. 



On Symmorium, and the position of the cladodont 

 sharks. Amer. Natlist., 27, 1893, 999-1001. 



- The color variations of the milk snake. Amer. 

 Natlist., 27, 1893, 1066-1071. 



On the genus Tomiopsis. Amer. Phil. Soc. Proc., 

 31, 1893, 317-318. 



Second addition to the knowledge of the Batrachia 

 and Reptilia of Costa Rica. Amer. Phil. Soe. Proc., 31, 



1893, 333-347. 



A new extinct species of Cyprinida>. Philad. Ac. Nat. 

 Sci. Proc., 1893, 19-20. 



A contribution to the herpetology of British Columbia. 

 Philad. Ac. Nat. Sci. Proc., 1893, 181-184. 



Description of a lower jaw of Tetrabelodon Sheppanlii, 

 Lridy. Philad. Ac. Nat. Sei. Proc., 1893, 202-204. 



On a collection of Batrachia and Reptilia from south- 

 west Missouri. Philad. Ac. Nat. Sci. Proc., 1893, 383-385. 



On the Batrachia and Reptilia of the Plains at 

 latitude 36 30'. Philad. Ac. Nat. Sci. Proc., 1893, 386- 

 387. 



Fossil fishes from British Columbia. Philad. Ac. 

 Nat. Sci. Proc., 1893, 401-402. 



Heredity in the social colonies of the Hymenoptera. 

 Philad. Ac. Nat. Sci. Proc., 1893, 436-438. 



On three new genera of CharacinicUe. Amer. Natlist., 

 28, 1894, 67. 



The energy of evolution. Amer. Natlist., 28, 1894, 

 205-219. 



On the iguanian genus Uma, Bum/. Amer. Natlist., 

 28, 1894, 434-435. 



Ou the genera and species of Euchirotidiv. Amer. 

 Natlist., 28, 1894, 436-437. 



On the species of Himantodes, D. it K. Amer. 

 Natlist., 28, 1894, 612-614. 



The classification of snakes. Amer. Natlist., 28, 



1894, 831-844. 



Dr. BRINTON on the beginning of man. Amer. 

 Natlist., 28, 1894, 902-905. 



On the fishes obtained by the Naturalist Expedition 

 in Rio Grande do Sul. Amer. Phil. Soc. Proc., 33, 1894, 

 84-108. 



On the structure of the skull in the plesiosauriau 

 Keptilia, and on two new species from the Upper 

 Cretaceous. Amer. Phil. Soc. Proc., 33, 1894, 109-113. 



On the lungs of the Ophidia. Amer. Phil. Soc. Proc., 



33, 1894, 217-224. 



Observations on the geology of adjacent parts of 

 Oklahoma and north west Texas. Philad. Ac. Nat. Sci. 

 Proc., 1894, 63-68. 



Third addition to a knowledge of the Batrachia and 

 Reptilia of Costa Rica. Philad. Ac. Nat. Sci. Proc., 

 1894, 194-206. 



On a collection of Batrachia and Reptilia from the 

 island of Hainan. Philad. Ac. Nat. Sci. Proc., 1894, 

 423-428. 



The Batrachia and Reptilia of the University of 

 Pennsylvania West Indian Expeditions of 1890 and 1891. 

 Philad. Ac. Nat. Sci. Proc., 1894, 429-442. 



- The phytogeny of the whalebone whales. Amer. 

 Natlist., 29, 1895, 572-573. 



A new locality for Abastor erythrograinmus. Amer. 

 Natlist., 29, 1895, 588. 



The antiquity of man in North America. Amer. 

 Natlist., 29, 1895, 593-599. 



On some new North American snakes. Amer. Nat- 

 list., 29, 1895, 676-680. 



TAYLOR on box tortoises. Amer. Natlist., 29, 1895, 

 756-757. 



- The genera of Xantusiidoe. Amer. Natlist., 29, 1895, 

 757-758. 



BAUR on the temporal part of the skull, and on the 

 morphology of the skull in the Mosasauridae. Arner. 

 Natlist., 29, 1895, 855-859. 



A new Xantusia. Amer. Natlist., 29, 1895, 859-860, 

 939. 



On the species of Uma and Xantusia. Amer. Natlist., 

 29, 1895, 938-!'.l. 



A batrachian armadillo. Amer. Natlist., 29, 1896, 998. 



Reply to Dr. BADR'S critique on [the author's] paper on 

 the paroccipital bone of tlie scaled reptiles, and the 

 systematic position of the Pythonomorpha. Amer. 

 Natlist., 29, 1895, 1003-1005. 



[DAVISON] on Amphiuma. Amer. Natlist., 29, 1895, 

 1108-1110. 



Fourth [Fifth] contribution to the marine fauna of 

 the Miocene period of the United States. Amer. Phil. 

 Soc. Proc., 34, 1895, 135-155. 



The reptilian order Cotylosauria. Amer. Phil. Soc. 



Proc., 34, 1895, 4313-452; 35, 1896, 122-139. 



Some new Batrachia from the Permian bed of Texas. 

 Amer. Phil. Soc. Proc., 34, 1895, 452-457. 



On some Pleistocene Mammalia from Petite Anse, 

 La. Amer. Phil. Soc. Proc., 34, 1895, 458-468. 



New and little known Paleozoic and Mesozoic fishes. 

 [1895.] Philad. Ac. Nat. Sci. Jl., 9, 1884-95, 427-448. 



On Cyphornis, an extinct genus of birds. [1895.] 

 Philad. Ac. Nat. Sci. Jl., 9, 1884-95, 449-452. 



Extinct Bovidse, Canida> and Felidie from the Plei- 

 stocene of the Plains. [1895.] Philad. Ac. Nat. Sci. Jl., 

 9, 1884-95, 453-459. 



The fossil Vertehrata from the fissure at Port Kennedy, 

 Pa. Philad. Ac. Nat. Sci. Proc., 1895, 446-450. 



The present problems of organic evolution. Science, 

 2, 1895, 124-120. 



The classification of the Ophidia. [1894.] Amer. 

 Phil. Soc. Trans., 18, 1896, 18li-219. 



Formulation of the natural sciences. [1895.] Amer. 

 Natlist., 30, 1896, 101-112. 



The mesenteries of the Sauria. [1895.] Philad. Ac. 

 Nat. Sci. Proc., 1896, 308-314. 



Criticism of Dr. BAUR'S rejoinder on the homologies 

 of the paroccipital bone, etc. Amer. Natlist., 30, 1896, 

 147-149. 



BOULENGER on the difference between Lacertilia and 

 Ophidia; and on the Apoda. Amer. Natlist., 30, 1896, 

 149-152. 



Prof. Mark BALDWIN on preformation and epigenesis. 



Amer. Natlist., 30, 1896, 342-345, 428-430. 



The ancestry of the Testudinata. Amer. Natlist., 30, 

 1896, 398-400. 



Dr. BAUR on [the author's] drawings of the skull of 

 Conolophus subcristatus, Gray. Amer. Natlist., 30, 

 1896, 411-412. 



On a new Glauconia from New Mexico. Amer. Nat- 

 list., 30, 1896, 753. 



44 



