8. LYyGosoma, 
327 
black dorso-lateral line; sides grey, speckled with black; lower 
surfaces whitish, black-spotted. 
millim millim 
Total length ...... 152 Fore limb ........ 7 
Heat 5 yeti vara 9 Hind limb........ 13 
Width of head .... 655 Path. 3 )ssyn3 son wey ss 95 
Body 6.05909 eyes 48 
Southern Australia. 
a-d. Ad. & hgr, Albany, S.W. Australia. H. Ling Roth, Esq. [P.]. 
e. Ad. Kangaroo Island. Paris Museum. 
f-g. Ad. & her. King George’s Sound. Col. Beddome [C.]. 
Australia, 
Dr. Fleming [P.]. 
h. Several spec. 
135. Lygosoma decresiense. 
_ Hemiergis decresiensis, Gray, Cat. pp. 87 & 272. 
Zygnis decresiensis, Fitzing. N. Class, Rept. p. 53. 
Tridactylus decresiensis, Caw. R.A, QInded. p.64; Gray, Griff. A. K. 
ix. Syn. p. 72. 
Hemiergis decresiensis, Dum. § Bibr. v. p. 766; Gray, Zool. Ereb. & 
Terr., Rept. pl. vi. fig. 5. 
—— decresiensis, part., Steind. Novara, Rept. p. 50. 
—— polylepis, Giinth, Ann. § Mag. N. H, (8) xx. 1867, p. 48. 
_ Body much elongate; limbs very weak, tridactyle; the distance 
between the end of the snout and the fore limb is contained twice 
and one fourth or twice and a half in the distance between axilla 
and groin. Snout short, obtuse. Lower eyelid with an undivided 
transparent disk. Nostril pierced in the nasal; no supranasal ; 
frontonasal broader than long, forming a narrow suture with the 
rostral and with the frontal; latter shield not larger than the inter- 
parietal, in contact with the first and second supraoculars ; four 
supraoculars, second largest ; seven or eight supraciliaries ; fronto- 
parietals distinct, nearly as long as the interparietal; parietals 
forming a suture behind the interparietal; no enlarged nuchals ; 
fifth upper labial below the centre of the eye, from which it is 
separated by a series of suboculars. Ear covered with scales, 
indicated by a depression. 24 smooth scales round the middle of 
the body, subequal. A pair of enlarged preanals. The length of 
the hind limb equals the distance between the centre of the eye and 
the fore limb; second toe slightly longer than third. Pale brown 
above ; four longitudinal series of black dots, sometimes confluent 
into lines, on the back; a black dorso-lateral line; sides grey, 
black-dotted ; lower surfaces yellowish, throat and tail black-spotted. 
millim millim. 
Total length ...... 89 Fore limb .......- 65 
Head............ 8 Hind limb........ 10 
Width of head .... 5 Tail (reproduced) .. 42 
Body ...........- 39 
Southern Australia. 
