SNAKES. 171 



• 



yellowish brown, marbled with purple, and numerous narrow, 

 black, more or less distinct cross bands ; head whitish, beauti- 

 fully marbled and spotted with black ; belly yellowish, with a 

 lateral series of u-regular large black spots ; remainder sometimes 

 uniform, sometimes marbled with purple. Length of cleft of 

 mouth f"; length of eye nearly I" ; length of tail 15" ^ total 

 length 4' 9". 



4. DiPSAS DBAPIEZII. 



Dipsas drapiezii, Boie, Isis, 1827, p. 559 ; Sclileg. Ess. pi. 11. 

 f. 8, 9 (not good), and Abbildg. t. 15. Triglyphodon drapiezii, 

 Dum. S(- Bibr. vii. p. 1097. 



Body compressed and very slender, tail about a fourth of total 

 length. Scales in nineteen rows ; anal entire ; generally no loreal 

 shield ; eight upper labials. Dirty white, with narrow black cross 

 bands, on each side a series of irregular black spots ; no streak 

 from the eye to the angle of mouth ; three upper labials reaching 

 the orbit ; vertical shield with nearly parallel lateral edges ; eye 

 very large. 



a. Adult : bad state. Sine patria. From the Haslar Collection. 



The specimen, having only seventeen longitudinal rows of 

 scales, is referred to the above species with doubt. 



5. Dipsas fusca. 



Dendrophis fusca. Gray, Zool. Misc. 1842, p. 54. Triglypho- 

 don flavescens, Dum. Sf Bibr. p. 1080. 



General appearance hke D. irregularis, but rather stouter. 

 Scales in nineteen rows, those on the vertebral line much larger, 

 regularly six-sided; vertical shield broad, occipitals obtuse be- 

 hind ; one loreal, eight upper labials, the third, fourth and fifth 

 touching the orbit (accidentally the second divided into two). 

 Head uniform brown, with a very obsolete temple-streak ; back 

 pale brown, with numerous black netted, oblique, sometimes ob- 

 solete cross bands ; belly uniform hght brown ; eye moderate. 



a. Adult. Port Essington. 



b, c. Adult. Port Essington. Presented by the Earl of Derby. 



d. Adult. Australia. Presentedby Sir J.Richardson, M.D.,C.B. 



e. Adult. Australia. Presentedby Sir J. Richardson, M.D.,C.B. 

 /. Adult : bad state. Port Essington. From the Haslar Col- 

 lection. 



g. Adult : bleached. Australia. From the Haslar Collection. 



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