12 reptiles. 



5. Rhabdosoma longicaudatum. 



Rhabdosoma longicaudatum, Dura. 8f Bibr. p. ]0fi. 



Upper labials seven, tbe third and fourth coming into the 

 orbit; one pair of chin-shields. Body and tail elongate. Above 

 brownish, darker marbled ; beneath whitish, with large black 

 square spots. Java. 



a. Adult. Asia. 



6. Rhabdosoma lepokinum. 



Upper labials seven, the fourth and fifth coming into the 

 orbit; three pairs of chin-shields; body rather elongate; tail 

 moderate, very thin. Above uniform lead-coloured, beneath 

 paler. 



a, h. Adult. Philippine Islands. From Mr. Cuming's Col- 

 lection. 



Description. — Body rather elongate; tail moderate, thin, 

 tapering ; head narrow, conical, pointed in front. Rostral small, 

 triangular, just reaching the surface of head, with a deep groove 

 from the base to the tip (Jissura leporina). Anterior frontals 

 small ; posterior ones very large, forming the upper anterior 

 edge of orbit ; vertical longer than broad, nearly triangular ; 

 occipitals rather elongate ; two posterior oculars ; ante-ocular 

 forming with the loreal a united, very long, anteriorly broader 

 shield ; two small nasals, nostril between ; seven upper labials, 

 fourth and fifth coming into tbe orbit ; one large front temporal 

 shield, three or four smaller ones behind. Medial lower labial 

 very narrow, broad ; first pair of lower labials very narrow, form- 

 ing a suture together ; tbree pairs of chin-shields, front pair 

 forming a nearly circular or elliptical disk. Scales rather large, 

 in fifteen rows, rounded behind; anal entire; tail very thin, 

 surrounded only by six rows of scales. Above uniform lead- 

 coloured, beneath dull yellowish or whitish, without any spot. 

 Length of cleft of mouth |" ; length of tail .'if" ; total length 28". 



7- Rhabdosoma microcephalism. 



Upper labials five, the second and third coming into the orbit ; 

 three or four temporals. Brown, with dark spots, confluent to 

 streaks on the hinder part of body. 



a. Adult. Madras. Presented by J. C. Jerdon, Esq. 



Description of the specimen.— Body stout; tail short, not 

 distinct from trunk, tapering; bead small, short, conical, pointed 



