AVKS. 



529 



The Biidard Wings, or Spurious IVings, I j-lj-l;i-l5. 



Tli(( Rump, 1(5. 



Middle Tail Feather, 17. 



Tlie Vent ffatliers, ls<. 



The Thigh, 10. 



The knee joint, 'iO. 



Thele^, '21. 



The Under Coverts are those which liue the insid(> or under surface «/■ 

 the wings. 



Fiy^urc II. 



The Cere — {cera, I.inn.) — the naked skin which covers the base of the bill, I. 

 'I'he Orbits — (orbila, Linn.) — the skin which surrounds the eye. It is gene 



rally bare, as in Parrots and tlie Heron, &c. 2. 

 A Notched MiUidible, 3. 



Figuie III. 

 According' to the new nomenclatiu-e, the principal parts (.f Birds are eight, 



as follow : — 



I. The Rostrum, r 

 bill or beak, } 

 which is divid- i 

 cd into .3 parts. |^ 



1. Maxilla, upper part, 



in.(/. 



2. Miindibula, the lower mandibl 

 :!. Gongs, point of the Mandibula, c. 



or inaudible of the bill, liff. 

 b 



The beak is again subdivided into j parts. 



_ 1. Nares, the nostrils, fis,'. II. a. 



I 2. Dertram, the hook, tijf. II. b. 



I 3. C III men, the ridj^e, tig. IV- b. 



[ -t. Mi'sorhiniwit, the upper rid^e, d. 



I 5. Cera, the wax or cere oi- the bill, tig. II. 



1. and tig. IV. c. 



HI. 



II. Caput, the 

 head, which is 

 diviiled into 18 

 Pi\rts. 



I 



1. l.nrum, the naked lineat thebaseof the bill, fig 



2. Lingua, the tongue. 



3. Frons, the forehead, fig. III. e. fig. II. c. 

 i. Capistrum, the face, fig. I. a. 



5. Sinciput, the hinder part of the head, fig. lll.y. 



6. Corona, the crown of the head, fig. III. g. 



7. Regio Ophthahnica, region of the eyes, //. 



8. Ocnlns, the eye. 

 Orbitie, the orbits or centre of the eyes. 

 Tempnra, the temples, i. 

 Siipercilium, the eye-brows, ./. 

 Gena, the cheek, k. 



13. Crista, the crest, fig. II. d. 



11. Cornua, the horns, as exeniplitied in the horned 



owls, consisting of upright bunches of feathers. 

 15. Barba, the heard, fig. III. /. 

 1(5. Mentuin, the chin, m 

 17. yliircs, the ears, 



Regio jmrotica, tlic protuberance behind the ear, o. 



2 Y r> 



18. 



