300 BURMA, ITS PEOPLE AND I'JIODUCTIOXS. 



A. scKirn-s, Birth. 



Scales smooth, in 13 rows. Colour above brown, with a fi'w black dots on cither 

 side of the spine anteriorly. A white collar on the nape. J3cncath white. 

 Inhabits Martaban. 



A. BisTEiGATUs, Giintlier. 



Scales smooth, in 17 rows. Prtcociilar 1. Postocnlars 2. Upper la>)ials 10. 

 Fourth, fifth, and sixth cuter the orbit. Head black, emitting on either side a dis- 

 tinct black band continued to the end of the tail. A yellow dot on each occipital and 

 two on the nape. A chain of black spots on the nock, continued as dots to the tip of 

 the tail. Back ruddy brown, paling behind. Sides grey. Belly yellow. Anal divided. 



Body 7-8; tail'so inches. 



Prome. 



A. coLLAEis, Gray. 



Scales smooth, in 17 rows. Prreocular 1. Postocnlars 2. Labials as in the last. 

 Loreal longer than high. The occipital does not reach to the lower postocular. 

 Colour brown above, white below. A vertebral series of black spots, anteriorly. 

 Two black bands across the head. A yellow-margined black collar on the nape. 

 Ventrals with a black splash at either end, and anteriorly a pair of median dots. 

 Grows to 32 inches. 



Inhabits the Arakan Hills and Ui^per Burma. 



A. NiCOBARIENSIS, Stol. 



Scales smooth, in 17 rows. Light brown, with two white longitudinal bands 

 commencing from a broad black collar and fading posteriorly. Each band is broken 

 up by a series of quadrangular equidistant black spots. Lips yellow. A black band 

 fi'om the eye to the gape. Belly white, each ventral with a black side dot. 



The Nicobars, where it seems to be the local representative of A. melanocephahis. 



Coluber, Linnmus. 



C. NuinALLi, Theobald. 



Scales smooth, in 23 rows. Colour reddish grey, with four rows of elongate 

 rhomboidal black spots, each inclosing a pale centre. Those spots disappear poste- 

 riorly and are replaced by four deep brown bands. An oval black spot between the 

 eye and gape. 



Inhabits Pegu. 



Elaphis, Dtimeril et Bihron. 



Scales keeled. Ventral shields over 200. Nasals two. Pupil round. Maxillary 

 teeth equal. 



E. YuNNANEXsis, Audcrson. 



Scales on the body in 23 rows. Ventral scutes from 252 to 258. Colour bright 

 olive yellow, darker on the upper surface of the head. A narrow black line from 

 behind the eye of the nock. A series of irregular elongated black spots down each 

 side of the vertebral line, anteriorly connected by a narrow black area, and sometimes 

 forming yellow-centred ocelli. Posteriorly a broad yellow vertebral band to the end 

 of the tail. Behind the twenty-fifth ventral conic in some 12 or 14 yellow-centred 

 black rings, replaced posteriorly by dark brown oblong spots, which become confluent 

 on the tail. Some of the ventrals laterally dark marbled. 



Body 48-17 ; tail ll-0 = 59-17 inches. 



Momien. 



CoMrsosoMA, Dumeril et Bilron. 



C. MELANUltUM, Schl. 



Scales keeled, in 19 rows. Colour anteriorly brown, posteriorly black. Belly 

 yellow before, black behind. A yellow vertebral band, broadly edged with black, 

 behind the neck. Grows to 65 inches. 



Inhabits the Malayan Archipelago and the Andamans. 



