GEOGRAPHICAL DISTRIBUTION OF VENOMOUS SNAKES 



57 



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



AMERICA. 



COLTTBEIDjE. 



Opisthoglypha. 

 Dipsadomorphina. 



Trimorphodon lyrophanes. 



upsilon. 



vilkinsonii. 



lambda. 



tau. 



collaris. 

 Sibon septentrionale. 

 yucatanense. 

 annulatum. 

 personatum. 

 rhombiferum. 

 frenatum. 

 nigrofasciatum. 

 pacificum. 



Scolecophis semulus. 



atrocinctus. 

 Tantilla coronata. 

 eiseni. 

 nigriceps. 

 gracilis. 

 Manolepis putnamii. 

 Conophis. 

 Coniophanes imperialis. 



imperialis imperialis. 

 lateritius. 



Proteroglypha. 

 Elapina. 



Elaps fulvius (harlequin 

 snake), 

 euryxanthus. 

 marcgravii. 

 heterochilus. 

 surinamensis. 

 gravenhorstii. 

 langsdorfii. 

 buckleyi. 

 anomalus. 

 heterozonus. 

 elegans. 

 annellatus. 

 decoratus. 

 dumerilii. 

 coral lin us. 

 hemprichii. 

 tschudii. 

 dissoleucus. 

 psyches, 

 spixii. 

 frontalis, 

 lemniscatus. 

 filiformis. 

 mipartitus. 

 fraseri. 

 mentalis. 

 ancoralis. 



Micropechis elapoides. 



AMERICA. — (Continued.) 

 Viperid^e. 

 Proteroglypha (Solenoglypha). 

 Crotalma. 



Central 



America, 



Bolivia, 



Ecuador, 



Peru, 



Colombia, 



Brazil. 



Ancistrodon piscivorus 

 (water-moccasin or cot- 

 ton-mouth). 



Ancistrodon bilineatus. 



Ancistrodon contortrix 

 (copperhead). 



I^achesis 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. 



Eastern 

 America, 

 Florida, 

 Texas, 

 Mexico, 

 Guate- 

 mala. 



Central 

 and 

 South 

 America, 

 Marti- 

 nique, 

 St. Lucia. 



Sistrurus miliarius. 



catenatus (Mas- 



sasauga) . 

 ravus. 



J 



Central and 

 southern 

 America, 

 Martinique, 

 St. Lucia. 



Eastern 

 America, 

 east of 

 Rocky 

 Moun- 

 tains, 

 Mexico. 



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). 



Southern 



Canada, 



British 



Columbia, 



Central 



America, 



Guiana, 



Venezuela, 



Brazil, 



Uruguay, 



North of 



Argentina. 



