OSTEOLOGY OF BIRDS 363 



86 Concerning the Taxonomy of the North American Pygopodes, 



Based upon their Osteology. Jour. Anat. & Phys. Lond. 

 Jan. 1892. v. 26, p. 199-203. 



87 A Contribution to the Vertebrate Paleontology of Texas. 



E. D. Cope. Am. Phil. Soc. Proc. Phila. Apr. 1892. v. 30. 

 [Creccoides osborni Shuf. gen. et. spec. nov. described on 

 P- 125-27] 



88 A Discussion of Mr Ridgway's Notions in Regard to the Sys- 



tematic Position of the Hummingbirds. Pop. Sci. News. 

 Bost. Sept. 1892. v. 26, no. 9, p. 283, 284. 



89 Ridgvvay on the Hummingbirds. Nature. Lond. Thursday, 



Sept. 15, 1892. v. 46, no. 1 194, p. 465. 



90 Ridgway on the Anatomy of Hummingbirds and Swifts. 



Am. Nat. Phila. Oct. 1892. p. 869, 870. 



91 A Study of the Fossil Avifauna of the Equus Beds of the 



Oregon Desert. Acad. Nat. Sci. Phila. Jour. Phila. Oct. 



1892. 9:389-425, pi. 15-17. 



92 The Systematic Position of Hummingbirds : A Rejoinder to 



Mr Ridgway. Pop. Sci. News. Bost. Jan. 1893. v. 27, 

 no. 1, p. 3, 4. 



93 Notes on the American Bittern. The Auk. Jan. 1893. 



v. 10, no. 1, p. 77, 78. 



94 Comparative Notes on the Swifts and Hummingbirds. The 



Ibis. Lond. Jan. 1893. v. 5, no. 17, art. 7, p. 84-100. 6 

 figures in text. 



95 Notes on Paleopathology. Pop. Sci. Mo. New York. Mar. 



1893. v. 42, no. 5, p. 679-84. 2 figures. 



96 On the Classification of the Longipennes. Am. Nat. Phila. 



Mar. 1893. v. 27, no. 315, p. 233-37. 



97 The Chionididae (A Review of the Opinions on the Systematic 



Position of the Family). The Auk. New York. Apr. 1893. 

 v. 10, no. 2, p. 158-65. 



98 Ridgway on the Anatomy of the Hummingbirds and Swifts. 



A Rejoinder. Am. Nat. Phila. Apr. 1893. v. 27, no. 316, 



p. 367-71. 



99 Comparative Osteological Notes on the Extinct Bird Ichthyor- 



nis. jfour. Anat. & Phys. Lond. Apr. 1893. v. 27, n. s. 

 v. 7, pt 3, art. 2, p. 336-42. 

 100 Hummingbirds and Swifts Again. Pop. Sci. News. Bost. 

 May 1893. v. 27, no. 5, p. 75. 



