132 Mr. G. A. Boiilenger on new 



parts witli Inrfjo smootli warts ; a fold from the eye to tlie 

 shoulder. Dark greyish brown above, nnifonn or with six 

 longitudinal rows of small darker spots ; lower parts uniform 

 dirty white. 



From snout to vent 46 mm. 



Three specimens, from the garden of the Mission station. 



Closely allied to C. incta, Bibr. 



PolyodontopMs GraJiami. 



Rostral once and a half as broad as deep, just visible from 

 above ; suture between the internasals nearly as long as that 

 between the prajfrontals ; frontal much longer than its 

 distance from the end of the snout^ shorter than the parietals ; 

 loreal as long as deep ; one praeocular ; two postoculars, only 

 the upper in contact with the parietal ; temporals 2 + 2 ; eight 

 upper labials, fourth and fifth entering the eye ; four lower 

 labials in contact with the anterior chin-shields, which are 

 longer than the posterior. Scales in 17 rows. Veiitrals 185 ; 

 anal divided; subcaudals 83. Reddish brown above, with 

 three dark brown longitudinal lines, which become more and 

 more indistinct after the anterior fourth of the body ; head 

 dark brown, with a black streak on each side and a black bar 

 behind the parietals ; a white streak along the upper labials 

 and another behind the occipital bar ; lower parts white, with 

 a black dot at the outer end of each shield ; on the posterior 

 part of the body and on the tail these dots are confluent into 

 a black lateral line. 



Total length 350 ram. ; tail 60. 



A single specimen. 



Intermediate between P. collaris. Gray, and P. Sagittarius^ 

 Cant. 



Tropidonotus quadriliyieatus. 



Eye moderate. Rostral broader than deep, just visible 

 from above ; internasals broadly truncate anteriorly, a little 

 longer than broad, nearly as long as the praef rontals ; frontal 

 once and a half as long as broad, as long as its distance from 

 the end of the snout, much shorter than the parietals ; loreal 

 as long as deep; one pra3- and two postoculars; temporals 

 2 + 1 ; seven or eight upper labials, third and fourth or fourth 

 and tifth entering the eye ; four lower labials in contact with 

 the anterior chin-shields, which are shorter than the posterior, 

 f^'cales in 19 rows, all keeled, the dorsals strongly. Ventrals 

 153; anal entire; subcaudals 51. Pale olive-brown above, with 

 two black vertebral lines, widening on the nape and occiput, 



