MURiENlD^. 91 



Nasal teeth, \0-l\, conical ones in the outer row; ^ bif/tjer ones 

 in the inner row. On the mesial line, 3. Vomer iiies, 10 in one 

 row, all short, conical, the first one being the thickest and bluntest. 

 Palatines, 15 in the outer row, 8 in the inner row. Mandibulars, 

 aJO in each half of the bone, 8 in the inner row, close to the sym- 

 physis, which possesses only an incomplete row of 1 teeth, that lean 

 against the second row. 



The low dorsal begins at the occiput. The head is short, the 

 eye of medium size, and the fore nostril -tube very short. The 

 hinder nostril is placed over the fore corner of the eye, is small 

 and oval, and has a black raised border. Ground-colour yellow, 

 with innumerable black points, and zigzag and branching figures 

 like hieroglyphics. On the throat, the black points form a zigzag 

 longitudinal stripe. Point of the tail, yellow. 



Total length, 15-n5 in. Length of the tail, 820 in. 



This species resembles Sidera jjantherina. 



Brazils (Paris Museum). 



IG4. Thyrsoidea unicTolor. 



Mura^nophis unicolor, Delaroche, An. du Mas. .xiii., pi. 2.5, f. 15. 



Munenophis Cristini, Fiisso. 



INIurieua monaca, Cocco. 



Munena unicolor, Bonap. Cat. Meth. 



Ground-colour, yellowish-brown, with, on the fore parts, innu- 

 merable black zigzag cross-bars, mostly interrupted. Borders of 

 the tins, yellow. A deep black longitudinal stripe on the throat. 

 Tlie species is remarkable for the size it attains. A skin in 

 the Paris Museum measures 33-46 in., whereof the tail forms 

 10 53 in. 



Ivica {Delaroche). Madeira (Cuv.). Madagascar [Qnoi/ and 

 Oaiin.). 



(J. Biserial nasals and vomerines. 



105. Thyrsoidea meleagris. 



MurjtMia meleagris, Shaw, Nat. Misc. pi. 220; Gen. Zool. 32; 

 Rich., Ereh. iC Terr. p. 93. 



Diai/n. Chestnut-brown, the whole body thickly studded with 

 small round yellow spots, having black borders, placed at pretty- 

 regular distances in each locality. An irregular yellow band on the 

 end of the tail. 



Nasal teeth, stoutly subulate, biserial ; the outer row composed 

 (if teeth unequal in height, but none of them very tall ; the inner 

 low consisting of taller teeth ranged in a semicircle. Three teeth 



