INDEX, 



(Figures in black-face type indicate descriptions.] 



A. rage. 



Acetabulum 64 



Albertosaurus 90, 124 



sarcophagus Osbom 86 



Alisphenoid 12, 13, 14, 17, 29, 79 



Alkali Creek 122, 131 



AUosaurus 4-7, 9, 10, 20, 55-57, 83, 117, 118, 125 



agilis 5 



ferox 124 



fragilis 1, 3-5, 55, 102, 120 



lucarius 124, 125 



medius 1, 121, 137, 139, 140 



American Museum of Natural History, speci- 

 mens in . . 9, 34, 49, 56, 58, 64, 93, 127, 137, 141, 142 



Amphicoelias fragillissimus Cope 127 



Anchisaurus 144 



colurus Marsh 64 



polyzeus Marsh 64 



Angular 8, 25, 26, 89, 90 



Anterior nares 29 



Antiorbital 29, 85, 86 



Antrodemus 1-5, 



7, 10, 12, 17, 18, 20, 22, 24-26, 28- 

 32, 37, 43, 45, 46, 48-50, 53, 55-58, 

 60, 61, 64-66, 68-74, 76, 78-85, 87, 

 88, 92, 93, 95-98, 102-105, 107-114, 

 1 18, 120, 128, 133, 139, 140, 144-146 



summary of materials 7 



valens Leidy 1, 



3-5, 7, 9, 29, 31, 48, 67, 

 68, 84, 102, 117, 120, 124 



digital formula 64 



generic characters 5 



Apteryx 73 



Archaeopteryx 112 



Articular 26, 27, 28, 90, 91 



Arundel formation. . . . 1, 116, 117, 119, 126, 131, 137 



Astragalus 69-72, 73, 110, 111, 112 



Atlas 31, 32, 94, 95 



Axis 32, 33, 34, 95 



B. 



Barrett, John M., work of 2 



Basioccipital 10, 11, 12, 79 



Page. 



Basisphenoid 12, 13, 80 



Bauer, G., on quadrate foramen 84 



Bavaria, fossils from 64 



Beeson, L. M., photographs by 2 



Belly River formation 30, 



64, 82, 127, 130, 131, 137, 145, 146 



Berger, f>ederick, drawings by 2 



Bibbins. Arthur, fossils collected by 119, 137 



Birch Creek, specimens found near 136 



Bond, Frank, restoration by 115 



Boss, N. n., work of 2, 8, 118 



Brain 93 



Brown, Barnum 24, 137 



Brown, Fred, specimens collected by 7 



C. 



Calcaneum 69, 70, 71, 72, 73, 110-112 



Camptosaurus. 11, 139, 140 



nanus 116 



Canon City, Colorado, fossil specimens found 



near 3, 7, 77, 114, 124, 129 



Carnegie Museum, fossils in 106 



Carnivorous dinosaurian 144 



Carpale 60, 61 



Carpus 60, 61, 104 



Caudals, see Vertebrae. 



Ceratops Beds 132 



Cera tops montanus 136 



Ceratosauria 129 



Ceratosauridae, family characters 76 



Ceratosaurus 14, 15, 20-26, 28-32, 35, 41, 



43^6, 49, 53, 55, 56, 58, 64-66, 68-70, 76- 



85, 87, 88, 90-97, 101-105, 107, 108, 110, 



112, 113, 115, 116, 120, 128, 132, 133, 145-6 



description of mounted skeleton. 114-115, 116 



description of restorations 115, 116 



generic characters 76 



nasicornis Marsh 1, 9, 



14, 20, 26, 29, 31, 48, 56, 59, 64, 66, 76, 

 . 78, 80, 82-84, 92-94, 106, 112, 113, 115 



osteology of 78 



Cervicals, see Vertebrae. 



Chevron 48, 100, 101 



155 



