THE SNAKES 



205 



should be kept open and draining for at least two weeks, 

 no matter how favorable may be the symptoms. 



Following the writer's idea of showing the size, classi- 

 fication and distribution of each Order, a condensed list 

 of the O-phidia is given: 



Number of Distribution. 



Species. 



Family Typhlopidce (Small, de- 

 generate, burrowing snakes. 

 All harmless). 



Genus H elminthophis 5 species Tropical America. 



Genus Typhlops 97 species So. Europe; So. Asia; Africa; 



Australia and trop. Amer. 



Genus Typhlophis 1 species Brazil and Guiana. 



Family Olauconiidce (Diminutive 

 burrowing snakes. Harm- 

 less). 



Genus Anomalepis 1 species Mexico. 



Genus Olauconia -27 species So. U. S. to Brazil; S. W. 



Asia and Africa. 

 Family Boidce (Embraces the 

 giant constrictors; a num- 

 ber of the species are of 

 small size. All are devoid 

 of fangs). 

 Subfamily Pythoninw. The 

 Pythons. 



Genus Loxocemus 1 species Mexico. 



Genus Nardoa 1 species New Ireland. 



Genus Liasis 6 species Timor, New Guinea and 



North Australia. 



Genus Python 9 species S. E. Asia; Africa; New 



Guinea and Australia. 



Genus Chondropython 1 species New Guinea. 



Genus Aspidites 2 species North Australia. 



Genus Calabaria 1 species West Africa. 



Subfamily Boince. The Boas. 



Genus Epicrates 6 species Tropical America. 



Genus Corallus 5 species Tropical America ; Madagas- 

 car. 



Genus Enygrus 4 species Moluccas; Papuasia. 



Genus Trachyboa 1 species Brazil. 



Genus Ungalia 8 species Trop. So. America ; West In- 

 dies. 



