168 



TERMINOLOGY OF BIRDS. 



in the figure we have given. In nearly all other species they 



are but a little longer than the Secondaries. 

 The Primaries, or Primary Quills, 13-13-13-13,— (pWmores, 



Linn. ) — the largest feathers of the wing ; they rise from 



the first bone. 

 The Shoulder, 14-14. 



The Bastard Wings, or Spurious Wings, 16-15. 



The Rump, 16. 



Middle Tail Feather, 17. 



The Vent feathers, 18. 



The Thigh, 19. 



The knee joint, 20. 



The leg, 21. 



The Under Coverts are those which line the inside or under 

 surface of the wings. 



Figure 3. 



The Cere — (cera, Linn. ) — .the naked skin which covers the base 

 of the bill, a. 



The Orbits — (orbita, Xznn. )— -the skin which surrounds the eye. 



It is generally bare, as in Parrots and the Heron, &c. e, e. 

 A Notched Mandible, c. 

 A Crest, d* 



Figure 1. 



According to the New Nomenclature, the principal parts of Birds 

 are eight, as follow : — 



I. The Rostrum, ^1. Maxilla^ upper part, or mandible of the 



bill or beak, J bill, fig. I. a. 



which is divid- J 2. Mandibular the lower mandible, h. 



ed into 3 parts, v. 3. Gongs j point of the Mandibula, c. 



The beak is again subdivided into 5 parts. 



1 . NareSf the nostrils, fig. III. a, 



2. Dertrum, the hook. 



3. CulmeUi the ridge, fig. II. 6. 



4. Mesorhinium, the upper ridge. 



5. CerOf the wax, or cere on the 



bill, fig. III. a, b. 



