378 VENOMS 
Colubridæ (sub-family Ælapinæ). See also Bungarus, Naja, Hemibungarus, Callophis, 
Doliophis. 
rs resemblance to harmless snakes, 3. 
à species of, bite rapidly produces general intoxication, 168. 
= venoms of, absorption by digestive tract often without ill-effect, 180, 181. 
,» ” ” EN ” ,, ” cause, 181. 
s: a action on nervous centres profound, 185. 
=a a5 affinity of scorpion poison to, 278. 
wv ty albumoses of, 162. 
re Fa destroy coagulability of blood, 179, 188, 189. 
5e ee dialyse slowly, 161. 
A Sy lethal effects on mammals, 170. 
5 minimum doses lethal for guinea-pig in twenty-four hours, 173. 
Je A precipitation of anticoagulant substance in, 195. 
Se oF recovery rapid after non-lethal doses, 177. 
44 nfs resistant to heat, 161. 
a is richness in neurotoxin, 249. 
Common rattle-snake, 125. See also Crotalus durissus. 
Congestin, poison from Anemone scultata, 271. 
Conjunctivitis caused by discharge into eyes of venom of spitting snake, 63, 64. 
Copperhead, 90. See also Denisonia superba. 
Coral-snake, 104. 
immunity from bite of, 238. 
oA venomous nature of, 108. 
See also Elaps corallinus. 
Coral or harlequin snake, 106. See Elaps fulvius. 
Cordier, D., cobra-bites treated with Calmette’s serum, 363. 
Cotes, E. C., on extraction of venom by charmers, 234. 
Cottus, 289, 290, 292. 
,,  poison-apparatus of, 293. 
Crabronide, 285. 
a stings of females of, toxic to other insects, nearly harmless to man, 285. 
Crotaline (Viperid@), 101, 109. 
a characteristics of, 6. 
5 venoms of certain species of, non-coagulant, 191, 192, 193. 
Ae See Ancistrodon ; Lachesis. 
Crotalus (rattle-snake), 110, 122. 
3 comparative toxicity of organs, 220. 
5 eggs of, rich in poison, 220. 
5 poison glands of, 148. 
: venom of, alkaloids in, 160. 
3 > comparison of toxicity by means of intra-cerebral injections, 186. 
as Ae ingestion causing death, 180. 
a 5 weak hæmolysing power possessed by, 199. 
aa adamanteus, venom of, dose lethal for rabbit, 175. 
.,  cerastes (horned rattle-snake), 129. 
a confluentus (Pacific or mottled rattle-snake), 124. 
a3 habits, 125, 
. 
LE] 5 
5 3 devoured by pigs, 125. 
