182 CATALOGUE OF MEXICAN ANIMALS. 



Index to the genera of birds, icilh the corresponding numbers of their first species — Cont'd. 



Genera. 



Sayomis 



Scardafella 



Scolecophagas 



Scolopax 



Seiurus 



Setophaga 



Sialia 



Sittasomns 



Smrus 



Spermophila , 



Sphenoproct us 



Sphyrapicus 



Spinites 



Spinus 



i<piza 



Spizaetas , 



Spizastnr 



Spizella 



Sporophila 



Stenanopus 



8telgidopteryx 



Sterna 



Strix 



Sturnella 



Sttimus 



Syl vania 



Sylria 



Syrnium 



T. 



Tanagra 



Tanagra 



Tantalus 



No. 



115 



232 



105 



216 



25 



33 



11 



131 



25 



59 



135 



152 



72 



85 



63 



193 



193 



71 



59 



251 



44 



256 



178 



104 



88 



32 



29 



178 



50 



47 

 216 



Genera. 



Thamnophilus 



Thryothorus 



Tiaris 



Tigrisorua 



Tilmatura 



Tityra 



Totanus 



Tringa 



Trochilus 



Troglodytes 



Trogon 



Tardus 



Tyrannida 



Tyrannus 



U. 



ITranomitra , 



Uruuitinga 



V. 



Volatinia 



Vullur 



X. 



Xanthocephalus 



Xanthornus 



Xanthoura 



Z. 



Zenaidura 



Zonotrichia 



No. 



134 



21 



CI 



212 



142 



129 



254 



253 



140 



22 



164 



1 



115 



125 



143 

 191 



60 

 200 



103 

 90 

 109 



230 

 68 



in-REPTILES. 



By F. Ferrari Perez. 

 With descriptions of new species, by Prof. E. D. Cope. 



Whilst the collectioiis of the Commission were at the Exposition at 

 l»rew Orleans they were examined by various specialists, and that of 

 reptiles and batracians was carefully studied by the distinguished her- 

 petologist, Prof. E. D. Cope, who published a preliminary list with the 

 description of a new genus and species in the Proceedings of the 

 American Philosophical Society of the year 1885, pp. 379-382. Owing 

 to the short time he could spend in New Orleans, and to other circum- 

 stances, some of the species and the corresponding localities were not 

 included in the list. Moreover, the collection has increased consid- 

 erably in species and examples since that time, as well for the reason 

 that the Commission has continued collecting and has sent to this 

 capital a good number of the examples recently met with, as also 

 because the secretary of I'omeuto of Mexico decided, by suggestion of 

 the sub-secretary of the same ministry. Engineer Manuel Fernandez 

 Leal, that the collection made in the State of Chiapas by Mr. Eafael 

 Montes de Oca during the years that he discharged the office of natural- 

 ist of the commission of limits between Mexico and Guatemala should 



