8. Lyaosoma. 301 
millim. millim. 
From snout to vent. 57 Fore limb ........ 15 
Head (to ear) .... 18 Hind limb........ 21 
Gaboon, Camaroons. 
100. Lygosoma microlepis. 
Otosaurus microlepis, Gray, Cat. p. 93. 
Eumeces microlepis, Dum. § Bibr. v. p. 659. 
Habit stout. Snout moderate, obtuse. Lower eyelid scaly. 
Nostril pierced in a small nasal; supranasals present, in contact 
behind the rostral; frontonasal broader than long, in contact with 
the frontal ; five supraoculars, second largest ; eight supraciliaries ; 
a single large frontoparietal ; interparietal distinct, small; parietals 
forming a suture behind the interparietal. Ear-opening rather 
large, oval, with a few extremely small lobules on its anterior 
border. 65 to 67 smooth scales round the body. Preanals scarcely 
enlarged. Limbs strong; the hind limb measures two thirds the 
distance between axilla and groin. Digits thick, moderately elon- 
gate; 35lamelle under the fourth toe. Tail thick, longer than head 
and body. Upper surfaces variegated with brown and rufous ; 
lower surfaces reddish white. 
millim. millim. 
Total length ...... 322 BODY ic kceleowins yal 130 
Head 2 cevecnne ce 42 Fore limb ........ 54 
Tongatabu. 
101. Lygosoma garnieri. 
Eumeces garnieri, Bavay, Cat. Rept. N. Caléd. p. 15. 
? Eumeces bocourti, Brocchi, Bull. Soc. Philom. (6) xii. 1876, p. 95. 
Body elongate, limbs moderate ; the distance between the end of 
the snout and the fore limb is contained once and a half in the 
distance between axilla and groin. Snout moderate, cbtuse ; loreal 
region nearly vertical. Lower eyelid scaly. Nostril between nasal, 
postnasal, and supranasal ; supranasals in contact behind the rostral ; 
frontonasal rather small, broader than long, in contact with the 
frontal ; latter a little longer than the frontoparietal, in contact with 
the first and second supraoculars ; four supraoculars, second largest, 
fourth smallest ; seven supraciliaries, first largest; frontoparietals 
fused into a single large shield; interparietal distinct, small; parietals 
forming a short suture behind the interparietal ; a pair of nuchals and 
a pair of temporals border the parietals; sixth upper labial largest 
and entering the orbit. Ear-opening as large as the eye-opening, 
the anterior border denticulated. 32 (or 34) scales round the middle 
of the body, subequal, smooth. The hind limb reaches the wrist. 
Digits moderate, compressed ; subdigital lamellae smooth, 25 under 
