| A | B | C | D | E | F | G | H | I | J | K | L | M |
| N | O | P | Q | R | S | T | U | V | W | X | Z |
Acanthocephala, 110
Acrochordinæ, 5
Adder, 230
Æsculapian Snake, 187
æsculapii (Coluber), 187
Ailurophis vivax, 217
Albinism, 39
Aldrovandi’s Snake, 182
Amblycephalidæ, 5
ammodytes (Vipera), 249
Anal pockets, 83
Anal shield, 17
Ancistrodon, 261
Ancistrodon halys, 262
Antitoxic serums, 66
Arteries, 77
Ascariasis, 111
asianus (Zamenis gemonensis, var.), 173
Asp Viper, 239
aspis (Vipera), 239
astreptophorus (Tropidonotus natrix, var.), 154
ater (Tropidonotus natrix, var.), 156
atrovirens (Coluber), 170
aurolineatus (Coluber), 167
austriaca (Coronella), 197
Bacteria, 113
berus (Pelias), 221
berus (Vipera), 230
Bezoar stones, 141
bilineatus (Tropidonotus natrix, var.), 154
Blind Snake, 144
Blood-supply, 77
Blunt-nosed Viper, 257
Body, 8
bosniensis (Vipera berus, var.), 236
Brain, 73
Burrowing Snakes, 91
cæruleus (Coluber), 233
Canker, 113
Canthus rostralis, 13
Captivity, 100
carbonarius (Zamenis), 172
caspius (Zamenis gemonensis, var.), 172
Cat-Snake, 217
Caucasian Cat-Snake, 219
cervone (Elaphis), 182
Cestoda, 112
cettii (Tropidonotus natrix, var.), 155
chersoides (Tropidonotus), 167
Classification, 2
Cobra di capello, 9
Cœlopeltis, 207
Cœlopeltis monspessulana, 208
collaris (Contia), 207
Coloration, 29
Colour, 29
Coluber, 181
Coluber æsculapii, 187
Coluber atrovirens, 170
Coluber aurolineatus, 167
Coluber cæruleus, 233
Coluber dione, 185
Coluber dumfriesiensis, 200
Coluber flavescens, 187
Coluber hydrus, 160
Coluber insignitus, 208
Coluber leopardinus, 191
Coluber longissimus, 187
Coluber quadrilineatus, 191
Coluber quatuorradiatus, 182
Coluber quatuorlineatus, 182
Coluber riccioli, 202
Coluber rubens, 204
Coluber sauromates, 183
Coluber scalaris, 194
Coluber torquatus, 152
Coluber viridiflavus, 170
concolor (Tropidonotus tessellatus, var.), 162
concolor (Vipera berus, var.), 234
Coniophis, 7
Constriction, 96
Contia, 205
Contia modesta, 205
Coronella, 196
Coronella austriaca, 197
Coronella girondica, 202
Coronella italica, 197
Coryphodonts, 58
Crotalon, 20
Crotalus, 21
cucullatus (Macroprotodon), 213
Dahl’s Whip-Snake, 177
dahlii (Zamenis), 177
Dasypeltinæ, 5
Defecation, 99
Definition, 1
Deglutition, 98
Dentition, 53
Desert Snakes, 36
Development, 88
Diacranterians, 58
Dicephalous young, 89
Digestion, 99
dione (Coluber), 185
Dione Snake, 185
Disgorging, 99
Distribution, 118
Dolichosauria, 1
dorsalis (Pelias), 234
Drinking, 101
dumfriesiensis (Coluber), 200
Dwarf Snake, 205
Economic value, 138
Eggs, 85
Egg-tooth, 89
Elachistodontinæ, 5
Elaphis cervone, 182
Elapinæ, 5
Elaps, 35
elsneri (Coluber leopardinus, var.), 193
Embryo, 88
Epiglottis, 79
Eryx, 147
Eryx jaculus, 147
European Whip-Snake, 170
External characters, 8
Exuviæ, 20
Exuviation, 105
False Smooth Snake, 213
fallax (Tarbophis), 217
Fangs, 55
Fascination, 104
Fat-bodies, 81
Faunistic works, 130
Feigning death, 104
fitzingeri (Coronella), 197
flavescens (Coluber), 187
flavescens (Tropidonotus tessellatus, var.), 163
Flukes, 112
Flying Snakes, 94
Food, 95
Form, 8
Fossils, 6
Gape, 11
Gastrosteges, 15
gemonensis (Zamenis), 170
Genital organs, 82
girondica (Coronella), 202
Glauconiidæ, 4
Glottis, 79
Grass Snake, 152
Greek Blind Snake, 144
Ground Snakes, 91
Habits, 91
Hæmogregarines, 112
hagenbecki (Tropidonotus tessellatus, var.), 162
halys (Ancistrodon), 261
Head, 10
Head-shields, 17
Hearing, 74
Heart, 77
Helagras, 7
Hemipenes, 82
Hibernation, 105
Hind limbs, 10
hippocrepis (Zamenis), 179
Hissing, 102
Homalopsinæ, 5
Hood, 9
Horseshoe Whip-Snake, 179
hugyi (Vipera aspis, var.), 244
Hybrids, 90
Hydrophiinæ, 5
hydrus (Coluber), 160
Hyoid apparatus, 42
iberus (Tarbophis), 219
Iguanognathus, 54
Ilysiidæ, 4
incertus (Tropidonotus viperinus, var.), 167
Incubation, 88
Intelligence, 101
insignitus (Coluber), 208
Integument, 8
Intestines, 79
Iris, 37
Isodonts, 58
italica (Coronella), 197
Jacobson’s organ, 73
jaculus (Eryx), 147
Javelin Sand-Boa, 147
Key to the identification, 22
Kidneys, 80
Kufi, 257
Labial pits, 76
Lacertilia, 1
lacertina (Natrix), 208
Ladder Snake, 194
Largest Snakes, 21
Larynx, 79
Lataste’s Viper, 247
latastii (Vipera), 247
lebetina (Vipera), 257
Leopard Snake, 191
leopardinus (Coluber), 191
lineaticollis (Tropidonotus tessellatus, var.), 162
Liver, 81
Livery of the young, 38
Locomotion, 93
Long-nosed Viper, 249
longissimus (Coluber), 187
Loreal pit, 75
Loreal region, 12
Lungs, 78
Lycodonts, 58
Lymph-hearts, 78
Macroprotodon, 212
Macroprotodon cucullatus, 213
macrops (Vipera), 224
Markings, 29
mauritanica (Vipera lebetina, var.), 259
Melanism, 39
Mental groove, 13
meridionalis (Vipera ammodytes, var.), 253
Mimicry, 35
modesta (Contia), 205
monspessulana (Cœlopeltis), 208
montandoni (Vipera ammodytes, var.), 252
Montpellier Snake, 208
Mortality from Snake-bite, 133
Mosasauria, 1
murorum (Tropidonotus natrix, var.), 154
Natrix lacertina, 208
Natrix vulgaris, 152
natrix (Tropidonotus), 152
Neck, 9
Nematoda, 111
Nerodia, 152
Nervous system, 73
neumayeri (Cœlopeltis monspessulana, var.), 210
niger (Coluber longissimus, var.), 188
nigrescens (Tropidonotus tessellatus, var.), 162
Nocturnal Snakes, 93
Northern Viper, 230
Œsophagus, 79
Olfactory organ, 73
Ophidia, 1
Organs of a sixth sense, 75
Orsini’s Viper, 221
Oviparous Snakes, 86
Oviposition, 85
Ovoviviparous Snakes, 85
Pairing, 84
Pallas’s Pit-Viper, 262
Parasites, 107
Pelias berus, 221
Pelias dorsalis, 234
Pelvic arch, 52
persa (Tropidonotus natrix, var.), 154
persicus (Zamenis gemonensis, var.), 172
picturatus (Tropidonotus natrix, var.), 155
Poison apparatus, 62
Poison glands, 62
Poisons, 66
prester (Vipera), 235
Protozoa, 112
pseudaspis (Vipera berus, var.), 236
Pupil, 12
Pythoninæ, 4
quadrilineatus (Coluber), 191
quatuorradiatus (Coluber), 182
quatuorlineatus (Coluber), 182
Rattle, 20
Rattling, 103
Reflex movements, 106
Relation to man, 133
Renard’s Viper, 227
renardi (Vipera), 227
Replacement teeth, 55
Reproduction, 82
Reptation, 93
Reptilia, 1
Rhiptoglossa, 1
riccioli (Coluber), 202
Ring-Snake, 152
romanus (Coluber longissimus, var.), 188
rubens (Coluber), 204
rubro-maculosus (Tropidonotus tessellatus, var.), 162
Rustling, 102
Sand-Boa, 147
Sand-Snakes, 91
Sand-Viper, 249
sardus (Zamenis), 172
sauromates (Coluber), 183
scalaris (Coluber), 194
scalaris (Coronella austriaca, var.), 199
Scales, 14
schwoederi (Coluber leopardinus, var.), 193
scutatus (Tropidonotus natrix, var.), 155
semimaculata (Contia modesta, var.), 207
Sense organs, 73
seoanei (Vipera berus, var.), 235
Serum treatment, 67
Shedding of the epidermis, 20
Shields, 14
Sixth sense, 75
Skeleton, 40
Skull, 40
Smallest Snakes, 21
Smooth Snake, 197
Snake-charmers, 139
Snake-stones, 141
Snake swallowing her young, 88
Snake-worship, 139
Snout, 12
Solenoglyphs, 56
Southern Smooth Snake, 202
Squamata, 1
steindachneri (Vipera ammodytes, var.), 252
Stomach, 79
Subcaudal shields, 15
subfasciatus (Tropidonotus natrix, var.), 155
subgriseus (Coluber longissimus, var.), 189
Symoliophis, 7
Syncranterians, 58
Tail, 9
Tarbophis, 216
Tarbophis fallax, 217
Tarbophis iberus, 219
Teeth, 53
Tessellated Water-Snake, 160
tessellatus (Tropidonotus), 160
Thymus gland, 78
Ticks, 108
Tongue, 74
Tongue-worms, 108
torquatus (Coluber), 152
trabalis (Zamenis gemonensis, var.), 172
Trachea, 78
transcaucasiana (Vipera ammodytes, var.), 256
Trematoda, 112
Tropidonotus, 152
Tropidonotus chersoides, 167
Tropidonotus natrix, 152
Tropidonotus tessellatus, 160
Tropidonotus viperinus, 165
Typhlops, 144
Typhlops vermicularis, 144
Ureters, 81
Uropeltidæ, 5
Urosteges, 15
ursinii (Vipera), 221
Veins, 77
veithi (Coronella austriaca, var.), 199
Ventral shields, 15
vermicularis (Typhlops), 144
Vertebræ, 50
Vertebral column, 50