Picid^.] 



OSTEOLOGIA AVIUM. 



[Melanerpin^e. 



Measurements. 



Tenths. 



Length of humerus ...... 12 



Length of ulna ....... 15 



Length of metacarpus 6 



Length of femur 9 



Length of tibia 13 



Length of metatarsus . . . . , 8 



Length of sternum ... . . , 10 



Tenths. 



Breadth of posterior margin of sternum 8 



Breadth of anterior margin of sternum 6 



Depth of keel . 3 



Length of head 20 



Breadth of head 7 



Length of pelvis 14 



Breadth of pelvis , 9 



Chloronerpes, Sw. 



Chlorocephalus, Gm. 

 Similar to the preceding, but smaller. 



Measurements. 



Tenths. 



Length of humerus , . 9^- 



Lengthofulna .11 



Length of metacarpus 4 



Length of femur 7 



Length of tibia 11 



Length of metatarsus 6 



Length of sternum 9 



Tenths- 

 Breadth of posterior margin of sternum 5 

 Breadth of anterior margin of sternum 4 



Depth of keel 3 



Length of head 17 



Breadth of head 7 



Length of pelvis 10J- 



Breadth of pelvis 7 



Melanerpes, Sw. 



Flavifrons, Vieill. 

 Palatine bones with the external edges on their posterior portion much bent down- 

 wards ; this flap is carried forwards down the inner margin of the central portion of 

 the bone, giving it the appearance of being twisted on its axis ; central portion with 

 the external angles square, without any spine. Occipital protuberance well defined. 

 The remainder of the skeleton similar to Gecinus. 



Measurements. 



Tenths. 



Length of humerus 12 



Length of ulna 14 



Length of metacarpus 6 



Length of femur 9 



Length of tibia 13 



Length of metatarsus 8 \ 



Length of sternum ...... 11 



84 



Tenths. 

 Breadth of posterior margin of sternum 8 

 Breadth of anterior margin of sternum 6 



Depth of keel 3 



Length of head 20 



Breadth of head 8 



Length of pelvis 13 



Breadth of pelvis 10 



