GEOGRAPHICAL DISTRIBUTION OF VENOMOUS SNAKES 
57 
List showing the Geographical Distribution of Venomous Snakes. — (Continued.) 
AMERICA. 
COLUBRID. 
OPISTHOGLYPHA. 
Dipsadomor phine. 
Trimorphodon lyrophanes. 
upsilon. 
vilkinsonii. 
lambda. 
tau. 
collaris. 
Sibon septentrionale. 
yucatanense. 
annulatum. 
personatum. 
rhombiferum. 
frenatum. 
nigrofasciatum. 
pacificum. 
Scolecophis zemulus. 
atrocinctus. 
Tantilla coronata. 
eiseni. 
nigriceps. 
gracilis. 
Manolepis putnamii. 
Conophis. 
Coniophanes imperialis. 
imperialis imperialis. 
lateritius. 
PROTEROGLYPHA. 
Elapine. 
Elaps fulvius (harlequin } 
snake). 
euryxanthus. 
marcgravii. 
heterochilus. 
surinamensis. 
gravenhorstii. 
langsdorfii. 
buckleyi. 
anomalus. 
heterozonus. 
elegans. 
annellatus. 
decoratus. 
dumerilii. 
corallinus. 
hemprichii. 
tschudii. 
dissoleucus. 
psyches. 
spixii. 
frontalis. 
lemniscatus. 
filiformis. 
mipartitus. 
fraseri. 
mentalis. 
ancoralis. 
Micropechis elapoides. 
Central 
America, 
Bolivia, 
+ Ecuador, 
Peru, 
Colombia, 
Brazil. 

AMERICA. — (Continued.) 
VIPERID. 
PROTEROGLYPHA (SOLENOGLYPHA). 
Crotaline. 
Ancistrodon piscivorus 
(water-moccasin or cot- 
ton-mouth). 
Ancistrodon bilineatus. 
Ancistrodon contortrix 
(copperhead). 
Lachesis mutus (bushmas- 
ter). 
Lachesis s. Bothrops lan- 
ceolatus (Fer de lance or 
jararacussu). 
Lachesis atrox (Labaria). 
pulcher. 
microphthalmus. 
pictus. 
alternatus. 
neuwiedii (Both- 
rops urutu). 
ammodytoides. 
xanthogrammus. 
castelnaudii. 
nummifer. 
godmani. 
lansbergii. 
Lachesis brachystoma. 
bilineatus. 
undulatus. 
bicolor. 
schlegelii. 
nigroviridis. 
aurifer. 
Sistrurus miliarius. 
catenatus (Mas- 
sasauga). 
ravus. 
Crotalus adamanteus s. 
durissus (diamond-back 
rattlesnake). 
Crotalus horridus (banded 
rattlesnake). 
Crotalus confluentus (prai- 
rie rattlesnake). 
Crotalus atrox var. scutu- 
latus. 
Crotalus atrox var. ruber. 
oregonus. 
tigris. 
molossus. 
cerastes. 
lepidus. 
pricei. 
triseriatus. 
polystictus. 
terrificus (dogface 
rattlesnake). 
mitchelli (white 
rattlesnake). 
Eastern 
America, 
Florida, 
Texas, 
Mexico, 
Guate- 
mala. 
Central 
and 
South 
America, 
Marti- 
nique, 
St. Lucia. 
Central and 
southern 
America, 
Martinique, 
St. Lucia. 
Eastern 
) 
America, 
east of 
Rocky 
Moun- 
tains, 
Mexico. 
Southern 
Canada, 
British 
Columbia, 
Central 
America, 
Guiana, 
Venezuela, 
Brazil, 
Uruguay, 
North of 
Argentina. 
J 
