Cope] 



345 



[Cope 



of the Llano Estacado. 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. 



On the homologies of the posterior cranial arches in 



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



1893, 11-26. 



A synopsis of the species of the teid genus Cnemido- 



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



27-52. 

 A remarkable artiodactyle from the White River 



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. Soc. Proc., 31, 



1893, 333-347. 



A new extinct species of Cyprinidaa. 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 Sheppardii, 



Leidy. Philad. Ac. Nat. Sci. 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 Characinidse. Amer. Natlist., 



28, 1894, 67. 

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



205-219. 

 On the iguanian genus Uma, Baird. Amer. Natlist., 



28, 1894, 434-435. 

 On the genera and species of Euchirotidae. Amer. 



Natlist., 28, 1894, 436-437. 



On the species of Himantodes, D. i B. 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 plesiosaurian 



Reptilia, 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. 



E. S. XIV. 



On a collection of Batrachia and Reptilia from the 

 island of Hainan. Philad. Ac. Nat. Sci. Proe., 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 phylogeny of the whalebone whales. Amer. 

 Natlist., 29, 1895, 572-573. 



A new locality for Abastor erythrogrammus. 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 Xantusiidse. Amer. Natlist., 29, 1895, 

 757-758. 



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

 morphology of the skull in the Mosasauridae. Amer. 

 Natlist., 29, 1895, 855-859. 



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

 939. 



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

 29, 1895, 938-939. 



A batrachian armadillo. Amer. Natlist., 29, 1895, 998. 



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

 the paroccipital bone of the 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, 436-452; 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 Bovidae, Canidaa and Felidae 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, 124-126. 

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



Phil. Soc. Trans., 18, 1896, 186-219. 

 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 



