64. BENDEOPHIS. 77 



about as large as the parietal shields, aU except the outer row 

 keeled ; the keels on the two median rows stronger. Ventrals 

 157-162 ; anal divided ; subcaudals 118-135. Black, the throat 

 and anterior part of the belly yellow. 



Total length 2200 miUim. ; tail 500. 



Costa Eica. 



64. DENDEOPHIS. 



AhaetuUa, part., Gray, Ann. Phil. x. 1825, p. 208. 



Leptophis, part.. Bell, Zool. Journ. ii. 1825, p. 328; Jan, Elenco sist. 



Qfid. p. 84 (1863). 

 Dendrophis, Boie, Isis, 1827, p. 520 ; Bouleng. Faun. Ind., Rept. 



p. 337 (1890). 

 Dendrophis, part., Wagl. Syst. Amph. p. 182 (1830) ; Sehleg. Phys. 



Serp. ii. p. 220 (1837) ; Bum. §■ Bibr. Erp. Gin. vii. p. 193 (1854) ; 



Gilnth. Cat. Col. Sn. p. 148 (1858) ; Jan, I. c. p. 86 ; Gunth. Mept. 



Brit. Ind. p. 296 (1864). 



Maxillary teeth 20 to 33, the posterior more or less enlarged, 

 stouter if not longer than the rest; anterior mandibular teeth 

 longest. Head distinct from neck, more or less elongate ; eye 

 large, with round pupil. Body elongate, more or less compressed ; 

 scales smooth, in 13 or 15 rows, narrow, disposed obliquely, with 

 ^ical, pits, those of the vertebral row more or less enlarged ; 

 ventrals with a suture-like lateral keel and a notch on each side, 

 corresponding to the keel. Tail long ; subcaudals in two rows, 

 keeled and notched like the ventrals. 



South-eastern Asia and Australia. 



Fig. 6. 



Maxillary and mandible of Dendrophis pictm. 



Synopsis of the Species. 



I. Maxillary teeth 20 to 26 ; eye not longer than its distance from 

 the nostril. 



A. Scales in 15 rows. 



A single loreal ; ventrals 165-190 .... 1. pictus, p. 78. 

 Two loreals ; ventrals 154-171 2. hifrenalis, p. 80. 



B. Scales in 13 rows. 



Usually two superposed anterior tem- 

 porals ; ventrals 176-211 3. calUgaster, p. 80. 



Usually a single, much elongate anterior 

 temporal; ventrals 191-2:^0 ; no dark 

 streak on the side of the head 4. punctukitus, p. 82. 



