Camp, C. L., 156, 158, 159, 160, 207 

 Camp, R. D., no, 144, 145, 147 

 Camp's frog, 4, 29, 144, 145, 147 

 Canada, 1 



Canadian toad, 1, 19, 66, 67 

 Canthal (crest) rostralis, 17 

 Canyon toad, 14, 21, 70, 71, 106 

 Canyon tree toad, 1, 106, 107, 124 

 Canyon tree frog, 23, 106, 107 

 Cape St. Lucas spadefoot, 38, 39 

 Carolina hyla, 112, 113 

 Carolina narrow-mouthed toad, 7, 9, 



10, 194, 195, 198 

 Carolina toad, 74, 75, 194, 195 

 Carolina tree frog, 112, 113, 194, 195, 



196, 197 

 Carolina tree toad, 112, 113 

 Carpenter frog, 7, 30, 169, 173, 185, 



192, 193 

 Carr, A. F., 87, 101 

 Carter, H. A., 87 

 Cary, M., 207, 217 

 Casque, 22 



Castanet tree frog, 116, 117 

 Catalogues, 204 

 Caudata, 2 



Central America, no, in, 142 

 Ceratophys, 75 

 Chamberlain, E. B., 101 

 Chameleon hyla, 130, 131 

 Chameleon tree frog, 1, 130, 131 

 Changeable tree toad, 130, 131 

 Chapel, W. L. Jr., 119 

 Charming toad, 2, 74, 75 

 Chase, H. B., 109 

 Checklists, 204 

 Chorophilus. See Pseudacris 

 Chorus frogs, 1, 6, 22, 25, 26, 84-103, 



118 

 Cinerous frog, 112, 113 

 Cinereous hyla, 2 

 Clark, H. L., 210 

 Clark, H. W., 205, 209 

 Clarke's striped tree frog, 88, 89 

 Classification, 2, 3 

 Cliff frog, 1 



Coat bet, 122, 123 



Cochran, Doris, 136 



Cockerell, T. D. A., 212 



Cold swamp frog, 174, 175 



Color, 2. See General appearance and 



Notes of each species account 

 Colorado, 50, 58, 62, 80, 207 

 Colorado River toad, 3, 4, 17, 46, 47 

 Colorado toad, 46, 47 

 Columbian toad, 50, 51 

 Common bullfrog, 168 

 Common chorus frog, 90, 91 

 Common frog, 176, 177 

 Common names, 1, 2. See each species 



account 

 Common spadefoot, 5 

 Common spring frog, 166, 167 

 Common toad, 48, 49, 52, 53 

 Common tree frog, 130, 131 

 Common tree toad, 7, 8, 24, 25, 106, 



130, 131, 132, 133, 195 

 Connecticut, 207 

 Contents, IX, X, XI 

 Cooper, J. G., 207 

 Cope, E. D., 1, 66, 84, 85, 91, 103, 



106, 132, 133, 134, 137, 138, 139, 



146, 148, 172, 186, 192, 200, 203, 



204, 207, 208, 210, 212, 213, 215, 



216 

 Cope's frog, 192, 193 

 Cope's hyla, 106, 107 

 Cope's spea, 40, 41 

 Cope's tree frog, 24, 132, 133 

 Corrington, J. D., 211, 215 

 Costa Rica, 76 



Couch's spadefoot, 1, 15, 38, 39, 41, 61 

 Coues, E., 206, 211, 213, 215 

 Cow-bell frog, 112, 113 

 Cox, P., 205 

 Cragin, F. W., 209, 215 

 Crayfish frog, 1, 150, 151 

 Crests, 17 



Cricket-frog, 1, 5, 7, 9, 22, 80-82 

 Cricket hylodes, 80, 81 

 Cricket toad, 80, 81, 140, 141 

 Croaking. See Voice 



111 



