142 



VENOMS 



G.—GEOGBAPHICAL DISTBIBUTION OF THE PBINCIPAL 

 GENE B A OF POLSONOUS SNAKES IN THE FIVE DIVI- 

 SIONS OF THE WOBLD. 



(1) EUROPE. 

 Families Sub-Families Genera 



Colubrid.t; Dipsado)yioy2)liince Coelo]^)eUis ... 



ViPERiD.E Viferince 



ViiJcra 



Geographical Area 

 I Borders of the Mediterra- 

 \ nean in France and Spain ; 

 \ Italy (only in Liguria). 

 /France, Italy, Switzerland, 

 Austria- Hungary, Ger- 

 many, Belgiuin, Sweden 

 and Norway, Gt. Britain, 

 Spain and Poi'tugal, Bos- 

 nia and Herzegovina, 

 Southern Russia, Turkey 

 \ and Greece. 



Hydropliiincc 



COLUBRID.E 



Elapiiue ... 



(2) ASIA. 



I Hydrus 

 TJialassojjJiis 

 Acahjptopliis 

 Hijdrelaps . 



j Hydropliis . 



"\ Disfira 

 Enliydris 

 Enhydrina . 

 Aijiysurus . 

 Plat urns 



B7u>f/aru,s 



Naja 



Heniibiinyarns 

 Callophis 

 ^ Doliopliis 



Persian Gulf, Indian Ocean, 

 , Bay of Bengal, Straits 

 f of Malacca, China Sea, 



Philipi^ines, and ]\Ialay 



Archipelago. 



India. Ceylon, Burma, Indo- 

 china, Southern China, 

 Dutch Indies, Borneo. 

 India, Ceylon, Burma, Indo- 

 China, Dutch Indies, 



( Philippines. 



I South-eastern Asia, India, 



( Japan, Philippines. 



I South-eastern Asia, India, 

 Burma. Indo-Chma, For- 



( mosa. Southern Cliina. 



( Indo-China, Mala^* Penin- 



\ sula. 



