11 MEANING OF TERMS. 



. The upper and lower parts of the bill. They arc said 

 to be depressed when flattened horizontally ; compressed when 

 flattened at the sides ; cuneated when wedge-shaped, &c. &c. 



MAXILLA. Upper and lower mandibles. 



MENTUM. The fore-part of the gula, chin. 



NAEES. The nostrils. 



NUCHA. The anterior portion of neck, cervex. 



OEBITS. Bare spaces round the eyes. 



OPTHALMICO REGIO. The part about the eye. 



PAEOTICO HEGIO. The part about the ears : the feathers over the 

 ears are also called ear-coverts and auriculars. 



PECTUS. The breast. 



PILEUS. The entire top of head, including frons, vertex, and sinciput. 



RECTEICES. Tail-feathers: the side-feathers are called later ales ; the 

 middle, intermedia. 



HEMIGIES. Wing-feathers: divided into primaries, or large quill- 

 feathers ; secundaricB, or secondary quill-feathers, attached to the 

 middle division of wing, corresponding to our fore-arm ; tertiarice, 

 or tertiary quills. 



SCAPULAET^. -Feathers rising on shoulder-blades, and covering side 

 of back. 



SINCIPUT. The back of the head. 



TARSUS. The lower joint of the leg next to the foot. 



TECTEICES. Wing and tail coverts : divided on the wings into 

 minores, the lesser, media, the middle, and majores, the greater 

 wing-coverts ; and on the tail into superiores, upper, and 

 inferior es, lower coverts. 



TEEGUM. The lower portion of the back. 



TIBIA. The shank : that part of the leg immediately above the tarsus. 



UEOPIGIUM. The rump : also applied to the upper tail-coverts. 



VENTEE. The belly. 



VEETEX. The crown of the head. 



. Hairs about the bills of certain birds, such as flycatchers, 

 goatsuckers, &c. 



