92 VENOMS 
Total length, 435 millimetres ; tail 50. 
Habitat : Western and Southern Australia. 
(15) D. nigrescens.—Scales in 15 rows; 170—200 ventrals ; 
30—46 subcaudals. 
Colour dark olive; head black; belly yellow. 
Total length, 545 millimetres; tail 75. 
Habitat : New South Wales and Queensland. 
(16) D. nigrostriata.—Scales in 15 rows; 180—184 ventrals ; 
50—64 subcaudals. 
Colour vellow, streaked with black; head dark brown; upper 
hp and belly yellowish-white. 
Total length, 380 millimetres; tail 52. 
Habitat : Queensland. 
(17) D. carpentarie.—Scales in 15 rows; 166—183 ventrals ; 
31—43 subcaudals. 
Colour brown ; upper lip and belly yellowish-white. 
Total length, 285 millimetres; tail 47. 
Habitat : Northern Queensland. 
(18) D. pallidiceps.—Scales in 15 rows; 170—178 ventrals ; 
37—38 subcaudals. 
Colour dark olive-brown ; head somewhat paler; belly yellowish. 
Total length, 590 millimetres ; tail 80. 
Habitat : Northern Australia. 
(19) D. melanura.—Scales in 15 or 17 rows; 165—171 ventrals ; 
38—-48 subcaudals. 
Colour dark brown ; head and sides usually reddish ; belly 
yellow ; tail black. 
Total length, 1,000 millimetres ; tail 140. 
Habitat ; Solomon Islands. 
(20) D. par.—Scales in 16 rows; 164—166 ventrals ; 40—49 
subcaudals. ; 
Colour reddish-brown, in broad bands with white intervals; 
head blackish-brown ; belly white ; tail with red rings. 
Total length, 750 millimetres; tail 110. 
