11 



of the two specimens the frontal is divided into two regular 

 scales, and in another the lower extremity of the first labial is. 

 cut off on One side. 



Two specimens, No. 14. 



CATODOXTA. 



Glaucoxia mackolepis Peters. One specimen, No. 15. 

 Glaucoxia albifhoxs Wagl. One specimen, 15a. 



COLUBKOIDEA. 



PEEOPODA. 



Epiceates cexcheis Linn. One. specimen, No. 57. 



AGLYPHODONTA. 



Liophis bimaculatus sp. nov. Plate IV, Figure 2. 



Tail entering total length 4.5 times. Head distinct; 

 diameter of eye half or a little more than half the length of the 

 muzzle. Eostral plate not prominent, twice as wide as high, 

 visible from above. Internasals as long as broad, and nearly as 

 long as prefrontals. Frontal nearly as wide as long, equal to 

 length in front of it, and equal to length of parietals. Loral 

 higher than long; oculars 2-2; temporals 1-2 or 1-1-2. Superior 

 labials eight, fourth and fifth entering orbit. Four inferior 

 labials in contact with pregenials, which are equal in length to 

 the postgenials. Scales in seventeen rows. Gastrosteges 173-4; 

 anal 1-1 ; urosteges 65-70. Total length 660 mm. ; tail 142 mm. 



General color above olivaceous, basal sutures of scales black. 

 On the third row on each side the black gradually covers the 

 entire scale, forming a black stripe on the posterior two-thirds 

 of the length, which extends to the end of the tail. A similar 

 extension of the basal black occurs on the sixth row on each side, 

 but does not form a completed stripe anterior to the tail, where 

 they soon fuse into a single median stripe. A large black spot 

 on each side of the nape extending to the angle of the mouth, 

 and a number of more obscure spots succeeding it for a short 

 distance on each side, which gradually disappear. An indistinct 



