XXI 



W. K. Parker: On the Osteology of tlie Kagu (Rhinochetus jubatus). Tr. Zool. Soc. 



London VI, 501. 1868. 

 W. K. Parker: On the Structure and Development of the Skull of the Common Powl 



(Gallus domesticus). Phil. Tr. R. Soc. London Vol. 159, 755. 1869. 

 W, K. Parker: On the Structure and Development of the Crow's Skull. Monthly 



Microsc. Journ. 1872, 217. — Description of the Plates illustrating Mr. W. K. 



Parker's Paper on the Development of the Orow's Skull, ib. 1872, 253. 

 W. K. Parker: On the Development of the Skull in the Genus Turdus. Monthly Microsc, 



Journ. 1873, 102. 

 W. K. Parker: On [the Skull of the] Aegithognathous Birds. Part I— IL Tr. Zool. Soc. 



London IX, 289; X, 251. 1875—1876. 

 "W. K. Parker: On the Structure and Development of the Bird's Skull. Tr. Linn. Soc. 



London (2) I, 99. 1876. 

 W. K. Parker: On the Structure and Development of the Wing in the Common Fowl. 



Phil. Tr. ß. Soc. London Vol. 179, 385. 1888. 

 W. K. Parker: On the Morphology of the Duck and the Auk Tribes. R. Irish Acad., 



Cunningham Memoirs No. VI. 1890. 

 F. Platner: Bemerkungen über das Quadratbein und die Paukenhöhle der Vögel. Dresden 



und Leipzig 1839. 

 R. B. Sharp e: Catalogue of the specimens illustrating the Osteology of vertebrated ani- 



mals, recent and extinct, contained in the Museum of the R. College of Surgeons 



of England. Part III. Olass Aves. 1891. 

 R, W. Shufeldt: Osteology of the North American Tetraonidae. Bull. ü. S. geol. 



survey VI, 309. 1881. 

 R. W, Shufeldt: Observations upon the osteology of the Orders Tubinares and Stegano- 



podes. Proc. U. S. Nat. Mus. XI, 253. 1889. 

 R. W. Shufeldt: Observations upon the osteology of the North American Anseres. Proc. 



ü. S. Nat. Mus. XI, 215. 1889. 

 R. W. Shufeldt: Osteological studies of the subfamily Ardeinae. Parti. Journ. comp. 



Med. and Surg., July, 1889. — Part. IL ib. October, 1889. 

 H. Stannius: Lehrbuch der vergleichenden Anatomie der Wirbelthiere. Berlin 1846. 

 G-. Veiten: De avibus ex sterni conformatione classificandis. Bonnae 1861. Diss. 

 M. L. Walker: On the form of the quadrate bone in Birds. Studies from the Museum 



of Zoology in University College, Dundee. Vol. I No. 1. 1888. 

 M. J. "Weber: Die Skelette der Haussäugethiere und Hausvögel. Bonn 1850. 



