25B 



lip, the anterior passing through the eye, the other just behind 

 the corner of the mouth. Lower surface white, with a black 

 spot on each side of the shields; some of the ventrals with 

 an interrupted blackish border. Length of head and body 

 570 mm.; tail 40 mm. 



Type-specimen examined in the British Museum. 



Habitat: New Guinea (Dinawa in Owen Stanley Range 

 4000 feet!, Madew on St. Joseph river 2 — 3000 feet, Beaufort 

 river near Lorentz river !). 



64. Ultrocalamus Sternfeld. 



(Sternfeld, Sitz. ber. Gesellsch. Naturf. Fr. p. 388, 1 91 3). 



Head small, not distinct from neck; eye very small; pupil 

 round; nostril in a single nasal; no loreal; no praeocular; no 



internasals; praefrontals entering the 

 eye; no anterior temporal, parietals in 

 contact with labials. Maxillary teeth 6, 

 gradually decreasing in size, first grooved; 



Fig. 99. Ultrocalamus preiissi 

 Steinf. Head X '^^l-i- 



Fig. 100. Ultrocalamus preussi Sternf. 

 Skull X 5- 



mandibular teeth gradually decreasing in length. Body very 

 long, round, covered with smooth scales without pits in 13 

 rows; ventrals rounded. Tail short; subcaudals in two rows. 



Distribution. New Guinea. 



A single species. 



I. Ultrocalamus preussi Sternfeld. 



Ultrocalamus preussi^ Sternfeld, Sitz. ber. Gesellsch. Naturf. Fr. 1913, p. 388, fig. 182. 



Rostral nearly twice as broad as deep, visible from above; 

 no internasals; praefrontals large, in contact with the rostral, 

 the nasal, the second upper labial and the eye; frontal small, 



