250 



Claudetovvn, Baram, Pangkalan ampat, Kuching, Sibu, Kapit 

 on Rejang river, Lundu, Balikpapan); Java (Krawang!, Tjikao!); 

 Celebes (Soputan Volcano in Minahassa). — Singapore; Malay 



O.TOtWes.^ 



Fig. 94. Naja butigarus Schleg. Young specimen. X V4- Side view of head. 



Peninsula; Siam; Andamans; Burma; India; Indo China; 

 S. China; Philippines. 



Usually feeds on snakes. 



60. Callophis Giinther. 



(GuNTiiER, Proc. Zool. Soc. p. 81, 1859). 



Head small, not distinct from neck; eye small; pupil round; 

 nostril between two nasals; loreal absent. Maxillary teeth 2 

 large, grooved fangs, no more teeth; mandibular teeth about 

 equal. Praefrontal bones in contact in the median line. Body 

 long, round, covered with smooth scales without pits, in 13 

 rows; ventrals rounded. Tail short; subcaudals in two rows. 



Distribution. S. E, Asia. 



A single species. 



I. Callophis gracilis Gray. 



Calliophis gracilis^ Gray, 111. Ind. Zool. II 1834, pi. LXXXVI, fig. i. 

 Callophis gracilis^ Boulenger, Cat. Sn. Ill 1896, p. 396. 



Eye very small, about half its distance from the mouth. 

 Rostral more broad than deep; internasal not bordering the 



