350 COITTBEID^. 



entire ; Bubcaudals 44-59. Dark olive above, with or without 

 a darker vertebral streak ; head pale olive, with a bright yellow 

 occipital blotch, edged with black behind and sometimes bearing 

 a few black spots ; a black bar across the forehead in front of the 

 frontal ; sides of head with black spots ; lower labials and chin 

 usually spotted with black ; lower parts greyish olive or brown. 



Total length 510 millim. ; tail 95. 



Queensland, New South Wales. 



a-b. tj (V. 191 ; 0. 58) Eockhampton. Museum Godef&oy. 



& yg. (V. 197 ; C. 44). 



c. Hgr. (V. 201 ; 0. 52). Rockhampton. 



d. Yg. (V. 192; C.59). Clarence R. G. KrefFt, E&q. [P.l. 



e. Head of adult. Clarence B. G. Kreift, Esq. [P.J. 



3. Hoplocephalus stephensii. 



Hoplocephalus stephensii, Krefft, Sn. Austral, p. 58, pi. vi. fig. 7 

 (18G9). 



Head-shields as in IT. hungaroides, but frontal broader and 

 parietals longer. Scales in 21 rows. Ventrals 239, flat beneath, 

 notched and strongly angulate laterally ; anal entire ; subcaudals 

 60. Body barred alternately with black and white ; the black 

 bars twice the size of the white ones, and reaching down to 

 ventral keel ; head dark, spotted with yellow ; a UlJ»shaped yeUow 

 streak on the back of the head. 



Total length 760 millim. 



Port Maoquarie, New South Wales, 



222. TROPIDECHIS. 



Tropidechis, Ounth. Ann. ^ Mag. N. H. (3) xii. 1863, p. 363; 

 Krefft, Sn. Austral, p. 71 (1869). 



Maxillary extending forwards as far as the palatine, with a pair 

 of large grooved poison-fangs followed by four small solid teeth ; 

 mandibular teeth, anterior longest. Head distinct from neck ; eye 

 rather small, with round pupil ; nasal entire ; no loreal. Body 

 cylindrical ; scales strongly keeled, without pits, in 23 rows ; 

 ventrals rounded. Tail moderate ; subcaudals single. 



Australia. 



1. Tropidechis carinatus. (Plate XIX. fig. 1.) 



Hoplocephalus carinatus, Krefft, Proc. Zool. Soc. 1863, p. 86. 

 Tropidechis carinata, GUnth. Ann. Sf Mag. N. H. (3) xii. 1863, 

 p. 350; Krefft, Sn. Austral, p. 71 (1869). 



Eye as long as its distance from the mouth. Eostral broader 

 than deep, just visible from above ; interuasals shorter than the 

 prsefrontals ; frontal once and a half as long as broad, once and a 

 half as broad as the supraocular, as long as its distance from the 

 end of the snout, two thirds the length of the parietals ; nasal 



