A POPULAR TREATISE ON INDIAN SNAKES. 



EXPLANATION OF THE ABBREVIATIONS USED 

 IN DIAGRAMS IV, V and VI. 



A.S. Anterior sublinguals. 



F. Frontal. 



In. Internasals. 



Lor. Loreal. 



M. Mental. 



Na. Nasals. 



Pa. Parietals. 



Pe. Pentagonal. 



Po.. Postoculars, 



Pra. Prseoculars. 



Prf. Prefrontals. 



P.S. Posterior sublinguals. 



R. Rostral. 



S. Supraoculars. 



Su. Suboculars. 



T. Temporals. 



1, 2, 3, etc. Supralabkls. 



I, II, III, otc. Infralabials. 



