104 CLASSIFICATION OF THE ANIMAL KINGDOM. 



Fig. 92. Insessores. A, Head of Hoopoe (Upupa epops), showing the Tenuirostral type of 

 beak ; B, Head of Red-backed Shrike (Lanius collurio), showing the Dentirostral type of 

 beak ; c, Head of White-bellied Swift (Cypselus melba), showing the Fissirostral type of beak ; 

 D, Head of Corn-Bunting (Emberiza miliaria), showing the Conirostral type of beak ; E, Foot 

 of the Yellow Wagtail (Motacilla sulphured) ; F, Foot of a Finch (Fringilla). 



ORDER VI. EAPTOEES (BIRDS OF PREY). 



Fam. a. Strigidse (Owls). Strix, Scops, Bubo, Athene. 



Fam. b. Falconidse. Aquila (Eagle), Falco (Falcon), 

 Buteo (Buzzard), Milvus (Kite). 



Fam. c. Vulturidse (Vultures). Neophron, Gypaetus. 



Fam. d. Cathartidse (American Vultures). Cathartes 

 (Californian Vulture), Sarcorhamphus (Condor). 



Fam. e. Gypogeranidse. Gypogeranus (Secretary Vul- 

 ture). 



(Gray, Genera of Birds, London, 1849 ; Newton, Article " Birds," En- 

 cyclopaedia Brit, 9th eel., 1875 ; Owen, Article " Aves" Todd's Cyclo- 



