III. 



GLOSSARY OF TECHNICAL TEEMS. 



N. B. The figures refer to the paragraphs of tlie preceding systematic explana- 

 tion of terms used iu describing the external form of birds. 



Abdomen, 63. 



Abnormal. Different from the usual character. 



Aci-odaclijhun, 117. 



Acrojiodiunt, 1 13. 



Acrotarslum, 104. 



Acuminate. With a narrowed or tapering- 

 point, the sides of which are usually more or 

 less concave. 



Adidt. A bird which has assumed its perfect 

 or final plumage and slmpe. 



Alw, 73. 



Alar. Relating to the wings. 



Alula, 79. 



Amotux, 132. 



Anal. About the anus. 



Anal retjion, 66. 



Angle of chin, 23. 



Angle of mouth, 27. 



Annotiue. A bird one year old, or which has 

 renewed its feathers once. 



Anterior. The forward portion ; in front of 



Anterior portion, 7. 



Anterior toes, 1 24. 



Aniicc, 36. 



Anus. 



Armpit, 78. 



Ash or Ashy (color). The color of wood- 

 ashes. 



Attenuated. Lengthened out, and gradually be- 

 coming narrower. 



Auckenium, 50. 



Auricular. Pertaining to the region about the 

 cars. 



Autumnal. The dress or plumage of a bird in 

 the autumn. 



Axilla, 78. 



Axilhiries, 81. 



AxiUars, 81. 



B. 



Bad; 57. 



Back of tarsus, IOC. 



Band. A mark perpendicular or transverse to 

 the axis of the body. 



Barbules (of feathers), 148. 



Basal. At the base ; in a feather, the end next 

 the body. 



Bearded. With elongated fcatliers or hairs hang- 

 ing from the chin or tln-oat. 



Belhj, 65. 



Belt. A band completely encircling the body. 



Bend of wing, 77. 



Bevelled. Where two surfaces meet obli(iuely or 

 other than at a right angle. 



Boat-shaped (tail). The planes of the two sides 

 of tail forming an angle with each other, the 

 concavity above. 



Boot ; Booted. The horny covering or envelope 

 of the tarsus when continuous and not divid- 

 ed transversely into scales or scutellte. 



Booted tarsus. 111. 



Breast, G2. 



Buff. The color of yellow buckskin. 



Calamus, 145. 



Calcanrns, 107. 



Calcar, 108. 



Cali/pleria, 71. 



Campterium, 99. 



Canthus. The corners of the eye where the two 



eyelids meet. 

 Cap, 30. 

 Capistrum, 38. 

 Capitate (feather). Where the end of a linear 



feather is slightly expanded. 

 Caput, 9, 29. 



