102 



Page. 



Crotaphytus 47 



Cryptodira 16, 51 



Cyclophis 38 



Cyclura ^ 50 



Cystignathidae 9, 31 



Dactylethridae 9 



Dendrobatidae 8 



Desmognathidae 11, 28 



Diadophis 37 



Dicamptodon 26 



Dicynodontidae 15 



Diemyctylus 28 



Dimorphodontidae 12 



Dinosauria 13 



Diplodactylus 50 



Diploglossa 46 



Dipsosaurus 48 



Discloglossidae 10 



Dromicus 38 



Ea^stern region 68, 82 



Elapidae 22,34 



Elaps 34 



Elasmosauridae 15 



Emydidae 16, 52 



Emys 53 



Engystoma 30 



Engystomidae 8, 30 



Epirhexis 31 



Eumeces 44 



Eutsenia 40 



Eretmochelys 51 



Farancia 35 



Faunal regions of the earth 55 



Feyliniidae 20 



Firmisternia 8, 30 



Floridan district 77 



Ganocephala 10 



Gastrechmia 8 



Gecconidae 18, 50 



Geographical distribution in the 

 Kegnum Nearcticum, with special 

 reference to the Batrachia and 



Eeptilia 55 



Gerrhonotidae 18, 46 



Gerrhonotus 46 



Goniopholididae 14 



Goniopoda 13 



Gyalopium 36 



Gymnophidia 11 



Gyriuophilus 28 



Eadrosauridae 14 



Haldea 35 



Helicops 43 



Heloderma 47 



Page. 



Helodermidae 19, 47 



Hemidacty lium 26 



Hemiphractidae 10 



Hemisidae , 8 



Heterodon 43 



Holbrookia 47 



Homalopsidae 22 



Hudsonian district 86 



Hydraspididae 17 



Hydrophidae 23 



Hyla 30 



Hylidae 10,30 



Hynobiidae 11 



Hypsiglena 38 



Ichthyopterygia 15 



Ichthyosauridae 15 



Iguania 47 



Iguanidae 18 



Iguanodontidae 14 



Introductory remarks 3 



Labyriuthodontia 10 



Lacertidae 19, 45 



Lacertilia 17,44 



Leptoglossa 44 



Lichanura 43 



Lichanuridae 22, 43 



Lithody tes - 31 



Lodia 36 



Louisianian district 78 



Lower Californian region... 1 74,92 



Macrochelys 52 



Macrollemmys 53 



Manculus 27 



Megalosauridae 13 



Menopoma 25 



Menopomidae 12, 25 



Microsauria 11 



Molgophidae 11 



Mosasauridae ; 20 



Murseuopsis 25 



Najidffi " 22 



Necturus . 24 



Number of species 58 



Nyctisaura 18, 50 



Odontaglossa 9 



Oligosoma 44 



Ophibolus 36 



Ophidia 33 



Opheosauria 44 



Opheosaurus 46 



Ornithosauria 12 



Ornithotarsidae 13 



Orthopoda 13 



Osceola 36 



