8. LyGosoma. 263 
millim. nillim., 
Total length ...... 76 Fore limb ........ 
Head senses, owas 4 Hind limb........ 10-5 
Body ............ 22 Pall: eae as 47 
Sarawak, Borneo. 
51. Lygosoma laterale. 
Mocoa lateralis, Gray, Cat. p. 83. 
Scincus lateralis, Say, in Long’s Exped. Rocky Mount. ii. p. 324; 
Harlan, ele Ae. Philad, vi, 1828, p. 12; Holbr. N. Am. Herp. 
i. p. 71, pl. viii. : 
ae or, Harlan, Journ. Ac. Philad. v. 1825, pp. 156 & 221. 
Lygosoma lateralis, Dum. § Bibr. v. p. 719; Holbr. op. cit. Ind ed. 
ii. p. 188, pl. xix. 
Oligosoma gemmingeri, Cope, Proc. Ac. Philad. 1864, p. 180. 
laterale, Cope, Check-List N. Am. Rept. p. 89. 
- Lygosoma (Mocoa) lateralis, Bocowrt, Miss, Sc. Mex., Rept. p. 446, 
pl. xxii. F. fig. 3. 
) gemmingerii, Bocourt, 1. c. p. 449. 
Mocoa lateralis, Giinth, Biol. C-Am., Rept. p. 31. 
Body elongate ; the distance between the end of the snout and the 
fore limb is contained once and three fifths to twice 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, broadly in contact with 
the rostral, and usually forming a narrow suture with the frontal ; 
latter shield as long as or shorter than frontoparietals and inter- 
parietal together, in contact with the first and second supraoculars ; 
four supraoculars, second largest; seven or eight supraciliaries; fronto- 
parietals and interparietal distinct, latter usually smaller than former ; 
parietals forming a short suture behind the interparictal ; two to 
four pairs of nuchals; fifth upper labial below the centre of the eye. 
Ear-opening oval, about as large as the eye-opening; no auricular 
lobules. 28 to 32 smooth scales round the middle of the body, laterals 
smallest. A pair of large preeanals. The adpressed limbs fail to 
meet. Digits subcylindrical, slightly compressed ; subdigital lamelle 
smooth, 15 to 18 under the fourth toe. Tail once and a half to 
twice the length of head and body. Yellowish or brown above, with 
_ dark brown dots; a dark brown lateral band, more or less distinctly 
light-edged above ; flanks brown-dotted ; lower surfaces whitish. 
millim. : : millim. 
Total length ...... 120 Fore limb ...... » 
Head ..........-. 10 Hind limb... ...... 17 
Width of head .... 6 Dally seciesaiqis wees 72 
Body ......--+e05 38 
Southern North America; Mexico. 
a-e. Ad. & her. N. America. E. Doubleday, Esq, [P.]. 
f. Ad. Georgia. 
