1. EGERNIA.—2, CORUCIA. 141 
a-f. Ad. & yg. -W. Australia. Mr. Dring [C.}. 3 
g-h. Her., stuffed. W. Australia. Mr. Leadbeater [C.]. f 
i-l, Ad. & yg. Houtman’s Abrolhos. Mr. Gilbert [C.]. g 
m,n. Ad., stuffed. Houtman’s Abrolhos. vy 
o. Ad., stuffed. Dirk Hartog Island. H.M.S. ‘ Herald.’ 
p. Ad. Australia, Lord Lilford [P.]. 
9. Egernia depressa. (Pua‘e V. fig. 1.) 
Silubosaurus depressus, Giinth. Zool. Ereb. § Terr., Rept. p. 15. 
Head small. A postnasal groove, entirely dividing the nasal ; 
nasals forming a suture behind the rostral; prefrontals forming a 
median suture; frontal not twice as long as broad, a little longer 
‘than the interparietal ; four supraoculars, second largest; five or 
six supraciliaries ; fourth upper labial entering the orbit; anterior 
nuchals passing gradually into the posterior. Ear-opening about as 
large as the eye-opening, with two or three small triangular lobules. 
Dorsal and caudal scales tricarinate, trispinose, the median spine 
very strong; dorsal scales largest, ventrals smallest; 32 scales 
round the middle of the body. The adpressed limbs overlap. 
Digits short. Tail much shorter than the body, very strongly 
depressed ; the spines form eight longitudinal series, those of the ' 
two outer series on each side much stronger than the others. 
Olive above, with irregular dark brown cross bands; lower surfaces 
pale olive, with a few scattered dark dots. 
millim. millim. 
Total length ...... 131 Fore limb........ 32 
Head ......... sane 20) Hind limb ...... 34 
Width of head .... 18 Pall! icra css Peete 33 
Body: srs oven sea te 78 
South-western Australia. 
a-b. Ad. & hgr. Swan River. (Types.) 
2. CORUCIA. 
Corucia, Gray, Proc. Zool. Soc. 1855, p. 217; Bouleng. Trans. Zool, 
Soc. xii, 1886, p. 48. 
Palatine bones not meeting on the middle line of the palate. A 
few teeth on the pterygoids. Lateral teeth with compressed, sharp- 
edged angular crowns, wearing out obliquely. Eyelids well developed, 
scaly. Tympanum distinct, deeply sunk. Nostril pierced in a 
single nasal; no supranasals; a complete series of shields between 
the orbit and the upper labials ; preefrontals well developed ; fronto- 
parietals and interparietal distinct, the latter shield in contact 
with an azygos occipital. Limbs well developed, pentadactyle ; 
digits slightly compressed, with undivided transverse lamelle infe- 
riorly. Tail prehensile. 
Solomon Islands. 
