Arteries, of anterior region, 215, 216 brachial, 218 caudal, 216 cervical, 220 cloacal, 316 cœliac, 212 collateralis colli, 217, 219 common carotid, 219, 221 crural, 216 dorsal aorta, 212 fibular, 214 first hæmorrhoidal, 216 gastric, 212 gastro-hepatico-intestinal, 212 iliac, 214 inferior dental, 223 injection of, 201 internal carotid, 70, 221 internal mammary, 217 ischiadicæ, 214 lingual, 220 lumbar, 213 mandibular, 220 mesenteric, 213 œsophageal, 217 pancreo-intestinal, 212 pelvic, 214, 216 pleural, 217 of posterior region, 213 primary carotid, 203, 218, 220 pulmonary, 203 radial, 218 rectal, 216 right subclavian, 203, 216 sciatic, 214 second hæmorrhoidal, 216 spleno-intestinal, 212 subclavian, left, 219 subscapular, 217 superior dental, 223 thoracic, 218 thyroid, 217 tibial, 214 ulnar, 218 urogenital, 214 vertebral, 217 Arytenoid cartilage, 147 Atlantosaurus, 4 Atlas, 53 Auditory capsule, 72 Auditory vesicle, 274, 277, 286, 294, 297, 302, 309, 320, 322 Auricles, 204 Axis, 54 Bartram’s account, 8 Basilar plate, 331 Belly skin, 31 Belodon, 5 Bile duct, 154 Bird and crocodile, 40, 41 Blastopore, 233, 234, 235, 236, 240, 246, 249, 250, 252, 257, 263, 264, 272 Body cavity, development, 279, 281, 287 Body flexure, 307, 317, 318 Bones, alisphenoid, 68 angular, 76 of anterior limb, 82 articular, 75 basilingual plate, 76 basioccipital, 67, 68, 72 basisphenoid, 67 calcaneum, 88 centrale, 84 clavicle, 82 coracoid, 81, 82 coronoid, 75 dentary, 74 epiotic, 73 epipubis, 86 episternum, 82 exoccipital, 70 fibula, 87 fibulare, see calcaneum of foot, 88 frontal, 60 humerus, 82 hyoid, 76 ilium, 84 integumental, 50 interclavicle, 81 ischium, 85 jugal, 62, 67 lachrymal, 62 malar, 62 maxilla, 61, 64 mesethmoid, 72 metacarpals, 84 nasal, 60 opisthotic, 73 palatine, 65 parietal, 59 of pelvic girdle, 84 pisiform, 83 of posterior limb, 84 postfrontal, 59 prefrontal, 60 premaxilla, 61, 63 pro-otic, 73 pterygoid, 66, 70 pubis, 86 quadrate, 62, 69 quadratojugal, 64, 67 radius, 83 scapula, 81 splenial, 75 squamosal, 59 supra-angular, 75 supraorbital, 62 suprascapula, 81 tarsalia, 88 tibia, 87 tibiale-centrale, 88 transpalatine, 66 ulna, 83 ulnare, 80 vomer, 72 Brain, 132 Breeding habits of alligator, 18 Bronchial rings, 199 Buttons, 27 Caiman, 36 of Amazon, 37 banded, 3 black, 3, 36 latirostris, 3 niger, 3, 7 palpebrosus, 3 round-nosed, 3 sclerops, 3 species of, 37 spectacled, 3, 37 teeth of, 36 trigonotus, 3 ventral armor of, 36