Publications [continued) . 



18. Smith. On the Habits of Ocydromus australis. (Trans. N.-Z. Inst, xviii. 

 p. 131, 1685.) 



19. Smith. On the Birds of Lake Brunner District. (Trans. N.-Z. Inst. xxi. 

 p. 205, 1888.) 



20. Shufeldt. Osteological Studies of the Subfamily Ardeirus. — Part II. 

 (Journ. Comp. Med. & Surg., Oct. 1889.) 



21. Shufeldt. Contributions to the Comparative Osteology of Arctic and 

 Sub-Arctic Water-birds. — Part IV. (Journ. Anat. & Physiol, xxiii. p. 537.) 



22. Shufeldt. Studies of the Macrochires, Morphological and otherwise, 

 with the view of indicating their Relationships and defining their several Posi- 

 tions in the System. (Journ. Linn. Soc. (Zoology), xx. p. 299.) 



2.">. Tellmer. Experimente iiber Hind- und Rlicknung der Militar-Brief- 

 tauben. (8vo. Berlin, 1889.) 



24. Zrhntner. Zur Entwicklung von Ci/pselus melba (A lpensegler). (Zool. 

 Anzeiger ; 1889). 



NOW READY. 

 Demy 8vo. Pp. 240. Pries 12s. 6d. 



INDEX GENERUM AVIUM, 



OK 



A LIST OF THE GENERA AND SUBGENERA OF BIRDS. 



BY 

 F. H. WATERHOUSE, A.L.S., 



LIBRARIAN TO THE ZOOLOGICAL SOCIETY OF LONDON. 



R. H. PORTER, 



IS PRINCES STREET, CAVENDISH SQUARE, W. 



In two Volumes, Royal Svo. £3 3s. 



ARGENTINE ORNITHOLOGY: 



A DESCRIPTIVE CATALOGUE 



OJJTHE 



BIRDS OF THE ARGENTINE REPUBLIC. 



BY 



P. L. SCLATER, M.A., Ph.D., F.R.S., etc. 

 WITH NOTES ON THEIR HABITS 



BY 



W. H. HUDSON, C.M.Z.S., 



LATE OP BUENOS AYRES. 



With 20 Coloured Plates by J. G. Keulemans. 



R. H. PORTER, 



18 PRINCES STREET, CAVENDISH SQUARE, W. 



M. SUCHETET, Proprietaire, Rouen, Seine-Inferieure, France, is 

 making a study of hybrids, and would be glad to receive notices of 

 specimens of hybrid birds possessed or observed by Members of 

 the B. O. U. or other ornithologists. 



