Vol. iN . $ 3.| Notes on some Sea-Snakes caught at Madras. 69 
NW. 
10. Notes on some Sea-Snakes caught at Madras.—By T. V. R. Arvar. 
Communicated by H. Maxweti Lerroy. 
The almost unbroken coast of the port of Madras extending 
from Cassimode onthe north to Mylapore in the south, seems to 
on such an investigation as this, | was able to procure from the 
some fisherman coming across specimens of these snakes uring 
the cold weather, however, v7z., from t nth of October to 
February, they are found in greater numbers ig snakes 
employed by the Madras fishermen id-ba ong the 
various undesirables which the net raises up, as s, corals, 
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hatred and vulgar antipathy towards these reptiles, it requires no 
ordinary promises of presents to induce these illiterate men to 
fetch home specimens of snakes. Sometimes a fisherman, in- 
duced by payment to catch them, brings big eels and specimens of 
Chreshydrus granulatus; and on being told that they are not 
the right creatures wanted, he loses his confidence in the offer 
A few general observations may be recorded as regards habits 
and other features which I have been able to make during a recen 
investigation. 
e 
the peculiar modification of the anterior portion of the trunk in 
some species of Hydrophis. 1t may be suggested that the small 
