MtJSCICAPIDiE.] OSTEOLOGIA AVIUM. [TYRANNIN2E. 



Monarchy, Vig. &$ Horsf. 

 Carinata, Sw. 

 Similar to Muscicapa, but with the tarsi longer and the orbital foramina very small. 



Tchctrea, Less. 



Melanopyga, Ver. 



Similar to Muscicapa, but with the ischium placed more perpendicularly to the plane 

 of the ilium, the latter of which is broader in proportion to its length. 



Illustrations. 

 Palatine bones, sternum, pelvis, and metatarsi, Plate XVI. 



Myiagra, Vig. fy Horsf. 



From W. Australia. 



Similar to Muscicapa, but with the humerus rather longer in proportion to the 

 scapula, 



Tyrannus, Cuv. 



Melancholicus, Vieill. 



Differs very slightly from Muscicapa, except in size. The sternal fissures, however, 

 are not quite so wide in proportion, the manubrial process not so long, and the ischium 

 is placed more perpendicularly to the plane of the ilium, and the humerus is longer 

 than the scapula, which is expanded slightly near the tip. 



Measurements. 



Tenths. 



Length of humerus 10 



Length of ulna 15 



Length of metacarpus 12 



Length of femur 8 



Length of tibia 12 



Length of metatarsus 7 



Length of sternum 11 



Tenths. 



Breadth of posterior margin of sternum 7 

 Breadth of anterior margin of sternum 6 



Depth of keel 4 



Length of head 19 



Breadth of head 7 



Length of pelvis 12 



Breadth of pelvis .... 7 J 



Tyrannus, Cuv. 



Verticalis, Say. 

 Similar to the preceding ; as is also Candifasciatus, D'Orb. 



Myiobius, G. B. Gray. 



Superciliosa, Bon. 



Similar to the foregoing. 

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