CATALOGUE 



BIRDS 



The following table indicates certain of the leading characters 

 by which the birds treated of in the present volume can be 

 differentiated. Further characters will be found under the separate 

 headings of some of the Orders. 



A. Palate desmognathous. 



a. Nasals schizorhinal PLATALE.ffi, p. 1. 



b. Nasals holorhinal. 



a'. Hallux free, not united to the other [p. 06. 



toes by a web HERODIONES, 



b'. Hallux united to the other toes by 



a web STEGANOPODES, 



B. Palate schizognathous. [p. 329. 



c. Wing-feathers developed into re- 

 mi ges. 

 a''. Cnemial process of tibia pro- 

 duced forward in a remark- [p- ■^85. 



able degree PYGOPODES," 



b". Cnemial process of tibia not 



produced ALC.53, p. 559. 



d'. Wing-feathers not produced into 



remiges IMPENNES, p. 623. 



Order XV. PLATALEiE 



Palate desmognathous. 



Nasals schizorhinal. 



No basipterygoid processes. 



Spinal feather-tract not defined on back. 



Posterior angle of mandible recurved. 



Occipital foramina present. 



VOL. XXVI. 



