PLATE 30. 



[Rer]^etotlieres cacMmians.) 



Fig. 1. Head, showing outline of bill, form of crest, and otber external features. 



2. One-half of the skull seen from above, showing superciliary process of the 



lachrymal. 

 3 Supramaxillary and nasals, showing nostril. 



4. Mandible. 



5. Coracoid apparatus, a = scapular process of the coracoid. 

 [All natural size.] " 



