GLOSSARY. 



A. 



Abdomen, n. The belly. 



Abdominal, a. Pertaining to the abdo- 

 men. 



Aberrant, a. Deviating from the usual 

 or normal character. 



Abortive, a. Imperfectly developed. 



AccTPiTRES, n. Plural of acdpiter; 

 also the name of a more or less arti- 

 ficial group of birds, including the so- 

 called "Birds of Prey," or Eaptores 

 of some authors. 



AcciPiTRiNE, a. Hawk-like. 



AcicuLAR, a. Needle shaped. 



Aculeate, a. Slender pointed. 



Acuminate, a. Tapering gradually to 

 a point. 



Acute, a. Sharp pointed. 



Adolescence, n. Youth. 



Adult, n. As applied to birds, an indi- 

 vidual which has attained the final 

 or mature plumage. 



Adult, a. In ornithology, having 

 reached the fully-mature or final 

 plumage. (A bird may be adult as 

 regards organization without being 

 of adult plumage.) 



^stival, a. Pertaining to summer. 



Aggregated, a. Collected together; 

 accumulated. Thus, by aggregation, 

 a number of individual spots or other 

 maijkiugs may form, collectively, a 

 larger patch or stripe. 



Aftershaft, n. Properly, the stem of 

 the supplementary plume springing 

 from near the base of some feathers; 

 ordinarily, however, applied to the 

 plume itself. 



Alar. a. Pertaining to the wing. 



Alaudine, a. Lark-like. 



Albinism, n. An abnormal condition 

 of plumage, with white replacing the 

 ordinary colors to a greater or less 

 extent. Albinism results from a defi- 

 ciency or entire absence of pigment 

 in the skin which supplies the color- 

 ing of the feathers, and is complete 

 only when all colors are obliterated 

 from the plumage. (In birds, com- 

 plete albinism of the plumage is not 

 necessarily accompanied by change of 

 colors of the bill, feet and eyes.) 



Albino, n. An animal affected with al- 

 binism. 



Albinistic, [ a. Affected with albin- 



Albinotic, \ ism. 



Alectroid, a. Cock-like ; resembling 

 the domestic cock. 



Alectorine, a. Pertaining to the do- 

 mestic cock. 



Aliform, a. Wing-like. 



Alpine, a. Pertaining to the Alps. 

 (Often used in relation to any high 

 mountain range for species inhabit- 

 ing high altitudes, which are termed 

 "Alpine" species.) 



Altrices, rt. Birds whose young are 

 reared in the nest and fed by the par- 

 ents. With the exception of the Rap- 

 tores, some of the Steganopodes and 

 Pygopodes, the Longipennes and 

 Sphenisci, young of Altrices are psilo- 

 piedic, born naked or partially clad. 



Altricial, a. Having the character of 

 or pertaining to the Altrices. 



Alula, n. The "bastard wing," com- 

 posed of several stiff feathers growing 

 on the so-called thumb. They are di- 

 rectly below the secondary or greater 

 coverts, and collectively resemble a 

 miniature wing, whence the name. 



