63. HEEPETODRTAS. 71 



1. Gonyophis margaritatus. 



Gonyosoma margaritatum, Peters, Mon. Berl. Ac. 1871, p. 578, a 



Ann. Mus. Genova, iii. 1872, p. 39, pi. v. fig. 3. 

 Gonyophis margaritatus, Boulenq. Ann. Sf Mag. N. H. (6) viii. 1891, 



p." 290; Werner, Verh. zool.-bot. Ges. Wien, 1893, p. 357. 



Rostral broader than deep, just visible from above ; internasal3 

 as long as broad, shorter than the prsefrontals ; frontal a little 

 longer than broad, as long as its distance from the end of the snout, 

 shorter than the parictals ; loreal longer than deep ; one praeocular, 

 not in contact with the frontal, or just touching ; two postoculars ; 

 temporals 2 + 2; nine upper labials, fourth, fifth, and sixth, or fifth 

 and sixth, entering the eye ; four or five lower labials in contact 

 with the anterior chin-shields, which are as long as the posterior. 

 Scales in 19 rows, feebly keeled. Veutrals 230-241 ; anal divided ; 

 subcaudals 108-120. Black above, each scale with a yellowish- 

 green spot, or green with black borders to the scales ; hinder part 

 of body and tail with bright orange rings ; lower parts yellowish, 

 the shields with or without a black edge ; a black streak on each 

 side of the head behind the eye, and another along the suture 

 between the parietals. 



Total length 1530 millim. ; tail 370. 



Borneo, Singapore. 



a. Yg. (V. 2.33 ; C. 108). Mt. DuUt, Borneo. 0. Hose, Esq. [C.]. 



63. HERPETODEYAS. 



Chironius, part., Fitz. N. Class. Rept. p. 31 (1826). 



Erpetodryas, Boie, in Ferussac, Bull. So. Nat. ix. 1826, p. 235, and 



Ms, 1827, p. 521. 

 Herpetodryas, Wagl. Syst. Amph. p. 180 (1830) ; Cope, Proc. Ac. 



Philad. 1860, p. 562 ; Bocourt, Miss. Sc. Me.v., Rept. p. 732 (1890). 

 Macrops, Wagl. I. c. p. 182. 

 Herpetodryas, part., Schleq. Phys. Serp. ii. p. 173 (1837) ; Du7n. ^ 



Bibr. Erp. Gen. vii. p. 203 (1854) ; Giinth. Cat. Col. Sn. p. 113 



(1858). 

 Dendrophis, part., Diwi. ^ Bibr. t. c. p. 193. 

 Phyllosira, Cope, Proc. Ac. Philad. 1862, p. 349. 



Fig. 5. 



Maxillary and mandible of Ha-petodryas fu^ctis. 



Maxillary teeth 28 to 32, posterior largest, stouter if not longer 

 than the rest ; mandibular teeth subequal or decreasing in size 



