154 SCINCIDE. 
One pair of nuchals; snout long and 
acute ; praanal scales three, large and 
subequal, .cvcccd ee eva wea ees Heals 45. alliacea, p. 1938. 
Two pairs of nuchals; snout long and 
narrowed ......-- eee eee eee ee 46, sloanii, p. 193. 
** War-opening covered an- 
teriorly by one or more 
scales; 24 to 26 scales 
round the body ...... 48. megalura, p. 195. 
2. Frontoparictals, parietals, and interparietal distinct; no 
postnasal ; 32 to 38 scales round the body. 
Nuchal scales tricarinate, dorsals strongly 
Dicarinate: .6.cs8 saa wonie en eh ss 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 s-isnas ese ea eve eeee uses 26, vittata, p. 176. 
Nuchal scales smooth or feebly keeled ; 
dorsals tricarinate; parietals entirely 
separated ; adpressed limbs overlapping 27. septemteniata, 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. 
b. 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. 
Far-lobules short .............00005 55. gravenhorstit, p. 200. 
Ear-lobules very long, covering a con- 
siderable part of the ear-opening .... 56. bayoni, p. 201. 
