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Family IL— TORTRICID^. 

 Body cylindrical; depressed rounded head not distinct 

 from neck ; tail very short, conical, its end smooth. 

 Rndiments of hind limbs visible. Scales smooth, polished ; 

 ventral row little larger than the others. .Head shielded, but 

 only one pair of frontals ; six labials. Eye small. Cleft of 

 the mouth moderate ; palatine teeth ; mental groove. 



CYLINDROPHIS, Wagler. 

 Nasals single, contiguous. Occipitals small. Frontal 

 enters the orbit. 



C. EUFUS, Laurentius. 



Width between the eyes greater than the length of snout. 

 Scgjes 19-21. Ventrals 184-200, subc. 6-9. Brown ; belly 

 has irregular white cross-bands extending up the sides. 

 Burma and Straits. 



C. MACULATDS, Liimceus. 



Width between the eyes equal to the length of snout. 

 Scales 21. Ventrals 186-196, subc. 5 or 6. Brown, with a 

 network of black lines and cross-bands. White below. 

 Ceylon. 



Familit III— PYTHONIDiE. 



Body rounded ; head distinct from the neck ; snout long, 

 rounded. Eye moderate, pupil erect. Head shielded. Some 

 of the labials pitted. Scales numerous, smooth. Ventrals 

 narrow. Rudimentary hind limbs visible. Premaxillary 

 teeth present. 



PYTHON, Daudin. 

 Body stout ; grows to a large size. Occipitals rudimen- 

 tary; forepart of the crown with intercakted shields. 

 Rostral and labials pitted. Anal entire. Ventrals very 

 nan-ow. 



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