( vii ) 



GLOSSARY OF TERMS. 



For the folloivinci Glossuri/ of Terms employed in this work, and for the accomjmnying explanatory figure, 



I am indebted to Dr. F. H. H. GuiUemard. 



pu«<« 



Acuminate. — Shai-p-pointefl. 



Albino. — " Albinos are animals in wliich the usual eolonring- 

 matters characteristic of tlie species have not been 

 produced in the skin and its appendages." — Darwin. 



AURICDLAES. — The feathers covering the ears. 



AxiLLARiEs. — The feathers covering the region of the axilla. 



Cere. — Bare skin at the base of the bill in certain birds, 

 especially in the Pigeons. 



Cervix. — The nape of the neck. 



Commissure. — Line of junction or union. 



Coverts, Tail (upper) .^The featliers sheathmg the rectrices 

 of the tail on the upper surface at the posterior part of 

 the uropygium. 



Coverts, Tail (under). — The corresponding feathers on the 

 under surface, in the region of the vent. 



Coverts, Wing (greater and lesser). — Feathers sheathing the 

 remigirs, or quill-feathers of the wing (see Figiu'e). 



Ceissum. — The region of tlie vent. 



Culmen. — -The ridge of the maxilla. 



Decurved. — Curved downwards. 



Fauna. — All the animals naturally inhabiting a certain 

 region. 



Flora. — All the plants natm-ally inhabiting a certain region. 



GoNYS. — The ridge of the lower mandible. 



GuLAR Pouch or Sac. — Dilatation of commencement of 

 alimentary tract, as in the Pelicans. 



Hallux. — The hind toe. 



Hypochondria. — The side of the body ; that part covered by 

 the wings when closed. 



Iris (plural Irides). — The coloured portion of the eye 

 surrounding the pupil. 



Lamellated. — Furnished with lamellae or little plates. 



Laminated. — Ensheathed or covered with laminae or plates. 



Lores. — The part between the eye and the base of the 

 bill (c). 



