INDEX 



Abdominal air-sacs, 62 

 Acetabulum, 32 

 Adrenals, 87 

 Aftershaft, 100 

 Air-sacs, 61 

 Albumen of egg, 72 

 Albumen-secreting part of ovi- 

 duct, 75 

 Allantois, 125 

 Amnion, 125 

 Amniotic fluid, 127 

 Ampullae, 102 

 Angular bone, 21 

 Anterior commissure, 94 

 Aortic arches, 140 

 Apteria, 107 

 Aqueduct of brain, 94 

 Arachnoid mater, 89 

 Area opaca, 116 

 Area pellucida, 116 

 Area vasculosa, 117 

 Artery or arteries — 



aorta, 81 



brachial, 82 



brachio-cephalic, 81 



caudal mesenteric, 83 



ccEliac, 82 



common carotid, 81 



coronary, 81 



cranial mesenteric, 82 



dorsal aorta, 140 



femoral, 83 



hypogastric, 83 



intercostal, 82 



lumbar, 82 



middle sacral, 83 



omphalo-mesenteric, 142 



pectoral, 82 



pulmonary, 81 



Artery or arteries (contd.) — 



renal, 82 



sciatic, 83 



subclavian, 82 



umbilical, 142 



vitelline, 139 

 Articular bone, 21 

 Arytenoid cartilage, 58 

 Atlas, 11 



Atria of heart, 79 

 Auditive tube, 24, 101 

 Auditory pit, 131 

 Auditory sac, 132 

 Aves, zoological position, 1 

 Axillary air-sac, 62 



Barbs of feather, 106 

 Barbules of feather, 106 

 Basi-branchial bone, 23 

 Basi-hyal bone, 23 

 Basi-temporal bone, 18 

 Blastoderm, 74, 116 

 Bones — 



of the cranium, 17 



of the face, 19 



of the leg, 29 



of the vertebral column, 9 



of the wing, 25 

 Brachial plexus, 95 

 Brain, 91 

 Bronclu, 60 

 Bursa of Fabricius, 53 



Caeca, 50 



Calamus of feather, 105 



Carotid canal, 18, 24 



Carpus, 27 



Cartilages of larynx, 58 



Cell-islets of Langerhans, 56 



149 



