58 REPTILES. 



I. Young. Sine patria. Presented by the College of Surgeons. 

 m. Young. Madagascar (doubtful). Presented by Captain 

 Bevan. 



7. Xenodon rhodomelas. 



Tropidonotus rhodomelas, Bote, Isis, 1827, p. 535; Schleg. 

 Ess. 1. 12. f. 10, 11. Amphiesma rhodomelas, Dum. &• Bibr. vii. 



p. 737. 



Scales keeled, in nineteen rows. Red-brown (in spirits), with 

 a broad black dorsal band, larger and furcated on the neck ; 

 belly black-spotted on the sides. 



a. Adult. Java. From Paris. 



8. Xenodon macrophthalmus. 



Scales keeled, in seventeen or nineteen very oblique rows; 

 more or less dark brown, either uniform, or w r ith a dorsal series 

 of reddish-brown spots; belly yellowish, anteriorly with large 

 black quadrangular spots, posteriorly marbled with brown. 

 Young with a yellow collar. 



a, b. Adult. Khasya. Presented by Dr. J Hooker. 



c. Half-grown. Khasya. Presented by Dr. J. Hooker. 



d. Adult: injured. Sikkim. Presented by Dr. J. Hooker. 



e. Young. Himalaya (4000 feet). Presented by Dr. J. Hooker. 

 /. Adult. Chikiang; China. From Mr. Fortune's Collection. 



Description. — Body as in X. rhabdocephalus, depressed ; tail 

 rather elongate, distinct from trunk; head rather depressed, 

 broad, with flat crown and short rounded muzzle, distinct from 

 neck ; eye very large. Rostral shield rounded above, just reach- 

 ing the surface of head ; anterior frontals moderate, subquadran- 

 gular, rounded in front ; posterior ones moderate, bent on the 

 sides ; rostral shield broad, longer than broad, five-sided, front 

 edge equal to outer edge, hinder edge short, outer edges much 

 convergent, hinder edges forming a right angle ; occipitals small ; 

 superciliaries large, reaching farther backwards than vertical; 

 anterior ocular just reaching the surface of crown, three pos- 

 terior oculars ; loreal sometimes very large ; nostril between two 

 shields, lateral ; eight upper labials, first to fifth low, fourth and 

 fifth coming into the orbit; four or five temporal shields, two 

 of which are in contact with the oculars. Scales lanceolate, much 

 imbricate, in very oblique rows, keeled, those of the outer row 

 very large and rounded ; nineteen longitudinal rows (the speci- 

 men from China exhibiting only seventeen); anal bifid. — .Above 

 olive, brown, or blackish, either uniform, or with a dorsal series 

 of reddish-brown spots; belly yellowish, on the anterior part 



