286 SCINCIDA, 
81. Lygosoma albertisii. 
? Heteropus bicarinatus, Macleay, Proc. Linn. Soc. N.S. Wales, ii- 
1877, p. 68. 
Heteropus albertisii, Peters § Doria, Ann. Mus. Genova, xiii. 1578, 
p- 362. 
Habit lacertiform ; the distance between the end of the snout and 
the fore limb is contained once and one fifth to once and one third 
in the distance between axilla and groin. Snout moderate, obtuse. 
Lower eyelid with an undivided transparent disk. Nostril pierced 
in the nasal; no supranasal ; frontonasal broader than long, broadly 
in contact with the rostral, in contact with the frontal; latter 
shield as long as or a little shorter than the frontoparietal, in con- 
tact with the first and second supraoculars ; four supraoculars ; five 
or six supraciliaries ; frontoparietal single, followed by a small in- 
terparietal; parietals forming a median suture; a pair of nuchals 
and a pair of temporals border the parietals; four upper labials 
anterior to the subocular. Ear-opening oval, about as large as the 
transparent palpebral disk, bordered all round by long and acute 
lobules, those on the anterior border the largest. 30 to 32 scales 
round the middle of the body; dorsals and laterals sharply bicari- 
nate; anterior nuchals tri- or quinquecarinate ; lateral scales smaller 
than dorsals. Preanal scales not or scarcely enlarged. The hind 
limb reaches the axilla. Fingers four, toes five; subdigital lamelle 
smooth, 28 to 32 under the fourth toe. Tail once and three fourths 
to twice the length of head and body. Olive or brownish above, 
uniform or with three lighter longitudinal streaks; lower surfaces 
yellowish or greenish white. 
willim. millim. 
Total length ........ 125 Fore limb ...... 15 
Head.............. 10 Hind limb ..... 21 
Width of head ...... 7 Tail sce ees 82 
Body tava vada sewers 33 
Southern New Guinea and islands of Torres Straits. 
a. Ad. Fly River. Rev. 8. Macfarlane [C.}. 
b-d, e+, Ad. Murray Island. Rev. 8. Macfarlane ted 
82. Lygosoma. peronii. 
Heteropus peronii, Gray, Cat. p. 108. 
Heteropus peronii, Dum. § Bibr. v. p. 760. 
? Myophila vivax, De Vis, Proc, Roy. Suc. Queensl. i, 1884, p. 77. 
? Hetéropus lateralis, De Vis, t. c, 1885, p. 168. 
P Heteropus blackmanni, De Vis, J. ¢. 
Habit lacertiform ; the distance between the end of the snout 
and the fore limb is contained once and one fourth to once and one 
third in the distance between axilla and groin. Snout short, ob- 
tuse. Lower eyelid with a very large transparent disk, the eye 
