Trogonid^e.] 



OSTEOLOGIA AVIUM. 



[Trogonin^e. 



Nyctebius, Vieill. 



Jamaicensis, Gm. 

 Sternum as in Chordeiles, with two broad shallow fissures on each side. Coracoids 

 long. Furculum also long, very much arched transversely. Scapula similar to Podargus. 

 I have only a fragment of this bird. 



Measurements. 



Tenths. Tenths. 



Length of humerus 



Length of ulna 



Length of radius 



Length of metacarpus 



Length of femur 



Length of tibia 



Length of metatarsus 



Length of sternum 12 



Breadth of posterior margin of sternum 10 

 Breadth of anterior margin of sternum 10 



Depth of keel 5 



Length of head 



Breadth of head 



Length of pelvis 



Breadth of pelvis 



Caprimulgus, Linn. 



Europseus, Linn. 



Cranium and sternum similar to Chordeiles, but the latter narrower anteriorly. 



Pelvis much broader than in Podargus in proportion to its length ; in other respects 

 similar ; a spine on the posterior margin. 



Measurements. 



Tenths. 



Length of humerus 14^ 



Length of ulna 18 



Length of radius 17 



Length of metacarpus 9 



Length of femur 9 



Length of tibia 12^ 



Length of metatarsus ..... 6^ 

 Length of sternum 11 



Tenths. 

 Breadth of posterior margin of sternum 9 

 Breadth of anterior margin of sternum 6^ 



Depth of keel 5^ 



Length of head 14 



Breadth of head 11 



Length of pelvis 12 



Breadth of pelvis 8-J 



Fam. 2. TROGONID-E. 



Subfam. 1. Trogonin^e. 



Harpactes, Sw. 



Reinwardtii, Temm. 



Type of Trogonidae and Trogoninee. 



Cranium slightly depressed, but not nearly so much as in Podargus, and the malar 



43 



