219. BBNISONIA. 339 



olive-brown, with two yellowish streaks on each side, one along the 

 upper lip, the other from behind the eye along the temple ; dark 

 grey or black beneath. 



Total length 640 millim, ; tail 120. 



Queensland, New South Wales. 



«. d (V. 160 ; 0. 56). Cape York. 



b, c. Hgr. d (V. 163 ; C. 66) Clarence E. G. KrefEt, Esq. rp.l. 



& $ (V. 165 ; C. 49). 



d-e. S (V. 163, 163 : Macquarie R. G. Krefft, Esq. rP.l. 



0. ?, 49). 



/. Yg. (V. 170; C. 47). New South Wales. G. Ki-efft, Esq. [P.]. 



^. Yg. (Y. 156; C. 41_), AusU-alia. Haslar Collection. 



8. Denisonia dsemelii. (Plate XVIII. fig. 3.) 



Hoplocepbalus daemelii, Giinth. Journ. Mils. Oodeffroy, xii. 1876, 

 p. 46 ; F. Mull Verh. Nat. Get. Basel, vi. 1878, p. 695. 



auboccipitalis, Douglas Oyilhy, Rec. Aiistral. Mus. ii. 1892, 



p. 23. 



Eye longer than its distance from the mouth. Eostral broader 

 than deep, scarcely visible from above ; internasals two thirds the 

 length of the prsefrontals ; frontal once and a half as long as broad, 

 not twice as broad as the supraocular, a little longer than its 

 distance from the end of the snout, shorter than the parietals ; 

 nasal single, in contact with the single praeocular ; two postooulars ; 

 temporals 2 + 2, lower anterior wedged in between the fifth and 

 sixth upper labials ; six upper labials, third and fourth entering 

 the eye ; three or four lower labials in contact with the anterior 

 chin-shields, which are as long as or shorter than the posterior. 

 Scales in 17 rows. Venfcrals 147-168 ; anal divided ; subcaudals 

 33-45. Olive above, head darker, blackish on the temples, 

 entirely black in the young ; yellowish white beneath. 



Total length 380 millim. ; tail 60. 

 . Queensland. 



a-h. S (V. 160 ; C. 39) & Peak Downs. Museum Godeffroy. 



hgr. (V. 147 ; 0. 33). (Types.) 



e. Yg. (V. 153; 0. 45J. Queensland. 



-v 



9. Denisonia suta. 



Hoplocepbalus sutus, Peters, Mon. Berl. Ac. 1863, p. 234. 



Eye longer than its distance from the mouth. Eostral twice as 

 broad as deep, just visible from above ; internasals half as long as 

 the prsefrontals ; frontal once and one third as long as broad, twice 

 as broad as the supraocular, as long as its distance from the end of 

 the snout, nearly as long as the parietals ; nasal entire, in contact 

 with the single praeocular ; two postoculars ; temporals 2 + 2, lower 

 anterior wedged in between the fifth and sixth labials ; six upper 

 labials, third and fourth entering the eye ; three lower labials in 



z2 



