48 



Breeding 

 Seasons. 



The varieties found during the months of 

 March and April were as follows : — 

 Dendrophis Pictus, Tropidonotus Submineatus, 

 Lycodon Aulicus, „ Plumbicolor, 



Vipera Russellii, ,, Stolatus, 



Naia Tripudians, ,, Asperrimus, 



Oligodon Subgrisens, Zamenis Mucosus, 



,, Ellioti, Ancistrodon Hypnale, 



Dryophis Mycterizans. 



Many of the female specimens of Z. Mucosus, 

 N. Tripudians, L. Aulicus, A. Hypnale, T. 

 Stolatus, and T. Plumbicolor, had eggs in them, 

 and their breeding season seems to have been 

 during May and the beginning of June. 



I append a list, giving the average dimensions 

 to which the common snakes of Ceylon grow. 



Snake. 



Average Adult Size. 



Average Naia Tripudians (Cobra) 



Dimensions 

 of Ceylon 

 Snakes. 



Vipera Russellii (Brown 

 tic-polonga) 



Trimeresurus Trigonoce- 

 phalus (Green polcnga) 



Lycodon Aulicus 



Zamenis Mucosus (Rat- 

 snake) .... 



•••• cat* •••< 



Coluber Helena .... 

 Bungarus Ceylonicus 

 Ancistrodon Hypnale 



5ft. 2ins. (Cobras have 

 been known to grow to 

 6ft. 6ins., but anything 

 over 5ft. 2ins. may be 

 considered large.) 



4ft. 6ins. 



2ft. 4ins. 

 igins. 



6Jft. is the average 

 length of an adult, but 

 it varies considerably, 

 and many grow larger. 

 Between 4ft. and 5ft. 

 2ft. Sins, 

 ift. 3ins. 



