GEOGRAPHICAL DISTRIBUTION OF VENOMOUS SNAKES 



57 



List showing the Geographical Distribution of Venomous Snakes. — (Continued.) 



AMERICA. 



colubrid^. 

 Opisthoglypha. 

 DipsadomorphincE. 



Trimorphodon lyrophanes. 

 upsilon. 

 vilkinsonii. 

 lambda, 

 tau. 

 collaris. 



Sibon septentrionale. 

 yucatanense. 

 annulatum. 

 personatum. 

 rhombiferum. 

 frenatum. 

 nigrofasciatum. 

 pacificum. 



Scolecophis asmulus. 



atrocinctus. 



Tantilla coronata. 

 eiseni. 

 nigriceps. 

 gracilis. 



Manolepis putnamii. 

 Conophis. 

 Coniophanes imperialis. 



imperialis imperialis. 



lateritius. 



Proteroglypha. 



Elapince. 



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.) 



VrPERID^. 



Proteroglypha (Solenoglypha) 

 Crotalin^. 



Ancistrodon piscivorus 

 (water-moccasin or cot 

 ton-mouth). 



Ancistrodon bilineatus. 



Ancistrodon contortrix 

 (copperhead). 



Eastern 

 America, 

 Florida, 

 Texas, 

 Mexico, 

 Guate- 

 mala. 



Lachesis mutus (bushmas- 



ter). 

 Lachesis s. Bothrops lan- 

 ceolatus (Far de lance or 

 jararacussu). 

 Lachesis atrox (Labaria). 

 pulcher. 



microphthal mus. 

 pictus. 

 altematus. 

 neuwiedii (Both- 

 rops urutu). 

 ammodytoides. 

 xanthogram m us . 

 castelnaudii. 

 nummifer. 

 godmani. 

 lansbergii. 



Lachesis brachystoma. 

 bilineatus. 

 undulatus. 

 bicolor. 

 schlegelii. 

 nigroviridis. 

 aurifer. 



Central 

 and 

 South 

 America, 

 Marti- 

 nique, 

 St. Lucia. 



Central and 

 southern 

 America, 

 Martinique, 

 St. Lucia. 



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, 



east of 



Rocky 



Movm- 



tains, 



Mexico. 



Southern 



Canada, 



British 



Columbia, 



Central 



America, 



Guiana, 



Venezuela, 



Brazil, 



Uruguay, 



North of 



Argentina. 



