it. Limbs absent in females; the hind pair in males are two 

 flap-like rudiments. 



Distribution. Nicobars; Archipelago from Sumatra to New 

 Guinea. 



A single species. 



Fig. 99. Dibamus novae-guineac D. & B. 



i. Dibamus novae-guineae Dum. & Bibr. 



Dibamus novae-guineae, Dum. & Bibr., Erp. Gen. V 1839, p. 834. 

 Dibamus novae-guineae Boulenger, Cat. Liz. Ill 1887, p. 435. 

 Rhinophidium nicobaricus^ Steindachner, Novara Rept. 1869, p. 53. 

 Dibamus nicobaricus, Boulenger, Cat. Liz. Ill 1887, p. 435. 



Snout conical, obtuse, slightly projecting. Head covered with 

 enlarged shields: a rostral, 

 a pair of labials, a frontal, 

 an interparietal and an ocu- 

 lar on each side; rostral 

 largest, as long as frontal 

 and interparietal together 

 or somewhat shorter. Eye 

 distinguishable through the 



Fig. loo. Dibamus novae-guineae D. B. 

 Head X 7Vi- 



large lower labial on each side; mental narrow, trapezoid. 



ocular. One upper and one 



Fig. 101. Dibamus novae-guineae D. B. 

 Anal region, with rudiments of limbs in the male. X 



