94 



VENOMS 



(1) H. hungaroidcs (Syn. H. vKfiegatus. The Broad-headed 

 Snake). — 204 — 221 ventrals ; 40 — 50 subcaudals. 



Colour black on the back, with yellow spots forming more or 

 less regular cross-bands on the body ; upper lip yellow, margined 

 with black ; belly blackish, yellow on the sides. 



Total length, 1,020 millimetres ; tail 210. 



Habitat : New South Wales. 



(2) H. hitorquatus (fig. 58). — Ventral scales strongly angulate 

 laterally, 191 — 227 ; subcaudals 44 — 50. 



Colour olive-green ; head pale 

 olive, with a bright yellow occipital 

 blotch, and a large black blotch on 

 each side of the nape ; a pair of 

 small spots in front of and between 

 the eyes ; three black transverse 

 blotches on the vertex ; bell}' greyish- 

 olive or brown. 



Total length, 510 millimetres ; tail 95. 



Habitat: Queensland, New South Wales. 



(3) H, stepliensii. — 230 ventrals ; 00 subcaudals. 



Body barred alternately with black and white ; the black bars 

 are twice as bi'oad as the white ones ; head dark, spotted with 

 yellow ; a W-shaped yellow mark on the back of the head. 



Total length, 700 millimetres. 



Habitat : Port Macquarie, New South Wales. 



Fig. bH. —Hoploccplinlits hitorquatus. 



(i) Tropidechis. 



Same general characters ; nasal shield entire ; scales on the 

 body strongly keeled, in 23 rows. Tail moderate ; subcaudals in 

 a single row. 



T. carinatiLs. — Colour dark olive, with darker cross-bands ; 

 belly yellow, more or less tinged with olive-green. 



Total length, 730 millimetres ; tail 120. 



Habitat : New South Wales, Queensland. 



