142 



BCINCID^. 



1, Conicia zebrata. 



Corucia zebrata, Gray, I. c. p. 218, pi. viii. ; Bouleny. I. c. pi. vii. 

 fig. 3. 



Head large, distinct from neck : snout shoi-t, rounded. Fronto- 

 nasal the largest head-shield ; prajfroiitals forming a median suture ; 

 frontal small, broader than long ; five band-like supraoculars, second 

 largest, third and fourth bordering the eye ; interparietal larger than 

 the frontal, nearly as large as the parietals ; two very large tem- 

 porals, upper largest. Ear-opening nearly as large as the eye- 

 opening, without distinct lobules. Scales large, largest and slightly 

 striated on the back, 36 to 38 round the middle of the body. The 

 adpressed liml_)s largely overlap. Digits short and strong, with 

 powerful claws. Tail a little longer than head and body, cylindrical, 

 ending obtusely. Greenish white above, with irregular dark brown 

 cross bands, or olive-brown with lighter variegations, with or 

 without irregular blackish spots ; head sometimes reddish brown 

 above ; lower surfaces greenish white. 



milliin. niillim. 



Total length 645 Fore limb 105 



Head 61 Hind limb 124 



Width of head .... 54 Tail 350 



Body 234 



Solomon Islands. 



a-b. Ad. San Christoval. J. Macgillivray, Esq. [P-l- 



c. Yg. San Christoval. J. Macgillivray, Esq. [P.' . 



d. Ad. Solomon Islands. 



(Types.) 



3. TRACHYSAURUS. 



Trachysaurus, Gray, in Einy''s Toy. Austral, ii. p. 430; Wagler, 

 Syst. Amj)h. p. 1(33; Wieym. Serp. Mex. p. 11 ; Dum, ^- Bibr. v. 

 p. 754. 



Brachydactylus, Smith, S. Afr. Quart. Journ. ii. 1835, p. 144. 



Trachydosaurus, Gray, Cat. Liz. p. 102. 



Palatine bones in contact on the middle line of the palate. 

 Pterygoids toothless. Lateral teeth with subconical crowns. Eye- 

 lids well developed, scaly. Tympanum distinct, deeply sunk. 

 Nostril pierced in a single nasal, with a curved groove behind ; no 

 supranasals ; a complete series of shields between the orbit and the 

 upper labials ; prsefrontals well developed ; frontoparietals and inter- 

 parietal distinct, the latter shield in contact with an azygos occipital. 

 Dorsal scales rhomlioidal, rugose. Limbs short, pcntadactyle ; digits 

 cylindrical ; subdigital lamella) mostly divided. Tail short, stump- 

 like. 



Australia. 



