GEXER.V AXD SPECIES OF BIRDS. 



177 



4. canadensis (Linn.), (p. 25G.) 



5. monachus, Tcmm. (p. 257.) 

 G. nigricoUis, Prjew. (p. 258.) 



N.E. Siberia. 



Arctic America. 



W. U. States (whiter). 



E. Siberia, 

 S. .Japan. 

 China {winter). 



Koko-nor. 



7. japonensis (P. L. S. Mull.), (p. 258.) 



S. piimigrnia, Milnc-Edw. (Ljdekker, Oat. Fo3.^. B. 

 p. 161, 1891). 



E. Siberia, 

 Corea, Japan. 

 0. China {winter). 



France (Pleistocene). 



9. turfa. Portis, Mem. B. Accad. Torino, (2) xxxvi. 

 p. 372 (1884). 



Italy (Pleistocene). 



10. inrlitril9(3. Lydckker, P. Z. S. 1890, p. 403; id. 

 Cat. Fuss. B. p. 1G2. 



Malta (Pleistocene). 



11. prntrlirt, Gaudnj, C. R. liv. p. 504 (1861). 

 (Lydekker, Cat. Foss. B. p. 164.) 



Greece (Lower 

 Pliocene). 



12. rxrrlsa, Milne-FJdw., Ois. Foss. France, ii. p. 24 France (Lower 

 (1869). (Lydekker, t. c. p. 164.) Miocene). 



13. problrmatifil, Milne-Edw. f. c. p. 30. (Lydekker, 

 t. c. p. 104.) 



France (Lower 

 Miocene). 



14. flOlHtorllirngiS, Lydekker, Cat. Foss. B. p. 165. 



15. pnnrrps (Portis). (Cat. B. xxiii. p. 276.) 



England (Upper 

 Eocene), 



Italy (Upper 

 Eocene). 



17. proabus. .Mamh. (p. 276.) 



New Jersey, U.S.A. 

 (Pleistocene). 



18. fiavUrni. .Varsh. (p. 276.) 

 VOL. I. Fd'ruari/ 2S, 1809. 



Nebraska, U.S.A. 

 (Pliocene}. 

 IT 



