12 reptiles. 



5. Rhabdosoma longicaudatum. 



Rhabdosonia longicaudatum, Dum. S)- Bibr. p. lOfi. 



Upper labials seven, the 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 leporinum. 



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, b. 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 the orbit ; one large front tem])oral 

 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; three 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 j^ellowish or whitish, without any spot. 

 Length of cleft of mouth f " ; length of tail ^|" ; total length 28". 



7. Rhabdosoma microcephalum. 



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

 three or four temporals. Brown, with dark s[)ots, 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; head small, short, conical, pointed 



