105 



COROXELLA DOLIATA .—Limnrus. 



Plulc XXIV. 



L'uAUACTERS. Ilcacl smull, flattened •above, Avitli flic snout rounded; neck 

 slightly contracted; body elongated, rather slender; scarlet above, and marked 

 with black rings, in pairs; between each pair is a white ring. PI. 174. Sc. 40. 



SvNoxvMEs. Coluber doliatus, Linmcus, Sy.st. Nat., torn. i. p. 379. 

 Coluber doliatus, Gmelin, Syst. Nat. Lin., torn. i. pars iii. p. 

 Natrix doliatus, Mcrrem, Versuch eines Syst. der Ampliib., p. 129. 

 Coronella coccinea, Schlegel, Phys. des Serp., torn. ii. p. .57, pi. ii. fig. 11. 



Description. The head is ratlicr small, flattened above, with the snout rounded; 

 the vertical plate is pentagonal, with an acute angle behind; the superior orbital 

 are oblong-quadrilateral, broadest behind, and not projecting over the eye; the 

 occipital arc polygonal, and very large; the frontal arc broad and pentagonal, 

 narrowest externally, where they descend to join a tolerably large (juadrilateral, 

 loral plate. The anterior frontal are also quadrilateral, smaller than the posterior, 

 and broadest externally. The rostral plate is large, heptagonal, and concave 

 below. There arc two nasal plates, the posterior square, the anterior lunated 

 behind for the nostril, which does not enter the posterior, but comes out at its 

 anterior border. There is a single anterior orbital plate, oblong, slightly concave 

 behind, and two small, sub-round, posterior orbital. The inferior wall of the orbit 

 is made up of the third and fourth superior labial plates, of which there are seven. 



The nostrils are lateral, and near the snout. The eyes arc small, the pupil 

 reddish-grey and briglit. The neck is but slightly contracted, and is covered 

 with small, smooth, sub-he.\agonal scales. The body is long, tolerably stout, and 

 Vol. III.— 14 



