8o 



contact with the anterior chin-shields; latter shorter than the 

 posterior. Scales strongly keeled, in 15 rows; ventrals 137 170; 

 anal divided; subcaudals 51 no. 



Olive, brown or black above, with small black spots or with 

 transverse bars anteriorly; a black band behind the head; a 

 black line between temporals and labials; upper lip white with 

 black sutures. Lower surface yellowish or coral-red; ventrals 

 and subcaudals sometimes edged with black. Length of head 

 and body 684 mm.; tail 250 mm. 



Habitat: New Guinea (Haas, Mts. Karon, Fak Fak, Po- 

 kembo, Jamur river!, lake Sentani!, Begowre and Betewi rivers!, 

 Humboldt Bay!, Kaiserin-Augusta river!, Mimika river, Utakwa 

 river 2100 2500 feet, Lorentz river!, Etna Bay, Merauke!, 

 Moroka 2300 feet, Haveri, Borepata, Dinawa, Madew); Valise 

 Island. Ferguson and Trobriand Islands; Queensland. 



8. Tropidonotus montanus Lidth. 



Tropidonotus montanus^ v. Lidth de Jeude, Nova Guinea Vol. IX 1911, Zool., p. 27 1 . 



Eye as large as its distance from the centre of the nostril; 

 rostral more broad than deep, visible from above; internasals 

 shorter than the praefrontals; frontal longer than its distance 

 from the tip of the snout, shorter than the parietals; loreal 

 more deep than long; two prae- and three postoculars; tem- 

 porals i + 2, the anterior large; eight upper labials, fourth 

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

 the anterior chin-shields. Scales in 15 rows, keeled; ventrals 

 164; anal divided; subcaudals 76. 



Reddish-brown above, with dark markings on the middle; 

 on the tail and just before the tail the spots fuse into longi- 

 tudinal bands; head grey; upper labials light, with dark sutures. 

 Lower surface light with dark transverse streaks on each side 

 of the ventrals; subcaudals with dark sutures. Length of head 

 and body 610 mm.; tail 190 mm. 



Type-specimen examined in the Leiden Museum. 



Habitat: S. New Guinea (near Lorentz river 1360 M.!). 



9. Tropidonotus elongatus Jan. 



Tropidonotus picturatus var. elongatus Jan, Elenco d. Ofidi 1 863, p. 72; Iconogr. 



gen. 27 1868, pi. IV, fig. 2. 

 Tropidonotus elongatus^ Boulenger, Ann. Mus. Civ. Geneva (2) XVIII 1897, p. 703. 



Eye large, as long as its distance from the anterior border 



