PLATE XIII. 



SUPERCILIAEY PROCESS OF THE LACHRYMAL. 



{Nah(,7'al size.) 



Fig. 1. Phalcobffinus australis. 



2. Falco anatum. 



3. Herpetotheres cachinnans. 



4. Micrastur semitorquatus. 



5. Antenor liarrisi. 



6. Pandion carolinensis. 



7. Elanoides forficatuB. 



8. Harpagus bidentatus. 



[«. Superciliary process of the lachrymal. 

 b. Accessory piece.] 



