PEOF. W. K. PAEKER ON yEGITHOaNATHOUS BIRDS. 349 



PLATE LV. 



Corvus frugilegus. 

 Fig. 1. Lower view of palate of young, X 2 diam. 

 Fig. 2. Anterior section of face of ditto, x 4 diam. 

 Fig. 3. Posterior ditto, X 4 diam. 

 Fig. 4. Part of a similar section to last, X 8 diam. 

 Fig. 5. Side view of face of one more advanced, x 3 diam. 

 Fig. 6. Part of palate of adult, lower view, X 3 diam. 



Corvus corone. 

 Fig. 7. Tympanic region of adult, X 4 diam. 

 Fig. 8. Internal angle of lower jaw, X 3 diam. 

 Fig. 9. Ditto, with part of " siphonium," X 3 diam. 

 Fig. 9ffl. The upper end of " siphonium " ossicle, X 3 diam. 



Fregilus graculus. 

 Fig. 10. Lower view of vomer, X 4 diam. 

 Fig. 11. Upper view of ditto, X 4 diam. 

 Fig. 12. Side view of ditto, x 4 diam. 



Buticilla phomicurus (young). 

 Fig. 13. Lower view of palate, X 17 diam. 



PLATE LVI. 



Menura superha 2 . 

 Fig. 1. Lower view of palate, x li diam. 

 Fig. 2. Upper view of face and frontal region, X 1^ diam. 

 Fig. 3. Side view of ditto, X 12^ diam. 

 Fig. 4. Part of fig. 2, X 3 diam. 

 Fig. 5. Upper view of vomer and part of palatines, x 8 diam. 



Pitta melanocephala. 

 Fig. 6. Lower view of palate, X 2|^ diam. 

 Fig. 7. Part of ditto, x 4 diam. 



. Grallaria squamigera. 



Fig. 8. Lower view of palate, X 2-|^ diam. 



Fig. 9. Part of ditto, x 4 diam. 



Fig. 10. Sectional view, showing septum nasi and part of ethmoid, X 2^ diam. 



