154 SCINCID^. 



One pair of niichals ; snout long and 



acute ; prajaual scales three, large and 



subequal 45. alliacea, p. 193. 



Two pairs of nuchals ; snout long and 



narrowed 46. sloanii, p. 193. 



** Ear-opening covered an- 

 teriorly by one or more 

 scales ; 24 to 26 scales 

 round the body 48. megalura, p. 195. 



2. Frontoparietals, parietals, and interparietal distinct ; no 



postnasal ; 32 to 38 scales round the body. 



Nuchal scales tricarinate, dorsals strongly 



bicarinate 25. dissimilis, p. 175. 



Nuchal and dorsal scales strongly tri- 

 carinate ; parietals usually meeting be- 

 hind the interparietal ; limbs, when 

 adpressed, not or but slightly over- 

 lapping 26. vittata, p. 176. 



Nuchal scales smooth or feebly keeled ; 

 dorsals tricarinate ; parietals entirely 

 separated: adpressed limbs overlapping 27. septemtaniata, p. 177. 



Dorsal scales quinquecarinate 28. innotata, p. 178. 



3. Frontoparietals coalesced into a single shield. 



a. Parietals and interparietal coalesced ; more than 40 scales 

 round the body, dorsals pluricarinate. 



Ear-opening about as large as the eye- 

 opening ; no light vertebral band .... 3. delalandii, p. 158. 



Ear-opening considerably larger than the 



eye-opening; a light vertebral band. . 4. vaillantii, p. 159. 



h. Parietals and interparietal dis- 

 tinct ; 30 or 32 scales round 

 the body, all smooth 47. frenata, p. 194. 



B. Subocular much narrowed inferiorly, sometimes not reaching 

 the lip. 



1. Frontoparietals two. 



38 to 40 scales round the body 53. lacertiformis, p. 199. 



30 scales round the body 54. elegans, p. 199.^ 



2. Frontoparietal single ; 30 to 36 scales round the body. 



Ear-lobules short 55. gravenJiorstii, p. 200. 



Ear-lobules very long, covering a con- 

 siderable part of the ear-oi)ening .... 5G. hayoni't, p. 201. 



