FALCONID/E. 



The LAUGHING FALCON. HERPETOTHERES cachinnans, 

 Vieill. Gal. des Ois. t. 19. Falco cachinnans, Linn. 

 8. N. i. 128. Spix's Av. Br. t. 3 a . 



a. Mexico. From Mr. Argent's Collection. 

 6. British Guiana. Presented by the Royal Geographical 

 Society. 



The CRESTED EAGLE. THRASAETOS harpyia. Vultur 

 harpyia, Linn. S. N. i. 121. Harpyia destructor, Cuv. 

 F. imperialis, F. calquin et F. regalis, Shaw. Falco 

 destructor, Daud. Temm. pi. col. 14. F. Jacquini et 

 F. cristatus ? Grnel. F. caracca ? Shan. H. ferox, 

 Less. H. maxima, VieilL 



a. b. and c. British Guiana. From Chev. Schomburgk's 

 Collection. 



The GUIANA GOSHAWK. THRASAETOS ? Guianensis, Falco 

 Guianensis, Daud. Tr. d'Orn. n. 78. F. Sonnini, Shaw. 

 Morphnus cristatus, Less. Spizaetus variegatus, Vieill. 



a. Guiana. From Chev. Schomburgk's Collection. 



The JEAN LE BLANC EAGLE. CIRCAETUS gallicus. Falco 

 gallicus, Gmel. S. N. i. 259,- PI. enl. 413. F. brachy- 

 dactylus, Temm. F. leucopsis, Bechst. F. longipes, 

 Nils. Aquila leucomphomma, Borkh. Aquila pygargus, 

 Briss. 



a. Montpelier. From M. Bonelli's Collection. 

 .b. Europe. 



c. Nepaul. Presented by B. H. Hodgson, Esq. 



d. India. Presented by J. R. Reeves, Esq. 



e. Young. Italy. From Mr. Argent's Collection. 



The BLACK-BREASTED EAGLE. CIRCAETUS thoracicus, Cuv. 

 C. pectoralis, A. Smith. 



a. Cape of Good Hope. From Baron Laugier's Col- 

 lection. 



b. Snewberg, South Africa. From Mr. Warwick's Col- 

 lection. 



c. Young. South Africa. From the South African Mu- 

 seum. 



d. South Africa. Presented by the Earl of Derby. 



B 3 



