8. LTGOSOMA. 2'M) 



the fourth toe. Pale hrown above, with brown spots or irregular 



undulated transverse bands ; a dorso-lateral series of darker l)ro\vn 

 spots ; lower surfaces brownish white, throat spotted with brown. 



millim. millim. 



Total length (tail re- Body 45 



produced) 105 Foro limb 15 



Head 13 Hind limb 21 



Width of head .... 8 



Papuasia. 



a-b. Ad. & jg. Katow, S. New Guinea. Marquis G. Doria [P.]. 



20. Lygosoma rufum. (Plate XV. fig. 3.) 



Habit lacertiform ; the distance between the end of the snout and 

 the fore limb is contained once and two fifths in the distance between 

 axilla and groin. Snout short, obtuse. Lower eyelid scaly. Nostril 

 pierced in a single nasal ; no suprauasal ; rostral forming a gently 

 curved suture with the frontouasal, which is broader than long; 

 inner angles of pra^frontals meeting ; frontal nearly as long as 

 frontoparietals and interparietal together, in contact with the two 

 anterior supraoculars ; four supraoculars, followed by a very small 

 fifth ; nine or ten supraeiliaries, first largest ; frontoparietals and 

 interparietal distinct, former longer than latter ; parietals forming a 

 sutu]-e behind the interparietal ; no nuchals ; fifth upper labial 

 below the centre of the eye. Ear-opening oval, a little smaller than 

 the eye-opening ; no auricular lobules. 32 smooth scales round the 

 middle of the body ; laterals smallest, dorsals, especially the two 

 vertebral series, largest. A pair of enlarged prseanals. The ad- 

 pressed limbs slightly overlap. Digits rather short, compressed ; 

 subdigital lamella) smooth, divided, 20 under the fourth toe. Eed- 

 dish brown above, variegated with darker and lighter, brownish 

 white inferiorly. 



millim. millim. 



Total length 108 Fore limb 16 



Head 14 Hind limb 22 



Width of head 9 Tail (reproduced) . . 48 



Body 46 



Aru Islands, Papuasia. 



a. Ad. VVokan. II.M.S. ' Challenger 





21. Lygosoma maindroni. 



Lygosoma (Hinulia) maindroui, Sauvage, Bull. Soc. Philom, (7j iii. 

 1878, p. 55. 



Lower eyelid scaly. Snout rather short, liostral large, its upper 



