364 COLTTBRID^. 



its distance from the end of the snout, as long as or a little longer 

 than the parietals ; nasal elongate, in contact with the praeocular, 

 which is narrowly separated from the frontal; two postoculars; 

 temporals 1 + 1 ; five or six upper labials, third and fourth entering 

 the eye ; three lower labials in contact with the anterior chin- 

 shields, which are very small ; posterior chin-shields indistinct. 

 Scales in 17 rows. Ventrals 143-170 ; anal divided ; subcaudals 

 17-25. Yellowish above, with brown cross-bands ; a large brown 

 blotch on the head, covering the frontal, supraoculars, and parietals, 

 and another on the uape ; lower parts white. 



Total length 300 millim ; tail 30. 



"West Australia. 



a-b. S (V. 143 ; C. 22) & hgr. West Australia ? (Types.) 



(V. 154; C. 22). 

 o-d. Yg. (V. 168, 161; West Australia. Mr. Duboulay [0.]. 



0. 19, 25). 

 e-f. ^ (V. 150 ; 0. 23) & $ Chapman E,, W. Mr. E. H. Saunders 



(V. 170 ; 0. 17). Australia. [C.]. 



g. SkuU of/. 



4. Ehynchelaps fasciolatus. 



Rhinelaps fasciolatus, Qiinth. Ann. ^ Mag. N. H. (4) ix. 1872, p. 34, 



p]. V. fig. B. 

 Vermicella fasciata, Stirling Sf Zietz, Tr. R. Soc. S. Austral, xvi 



1893, p. 175, pi. vi. fig. 4. 



Snout much depressed, prominent, rounded, with angular edge. 

 Eye measuring two thirds its distance from the mouth. Eostral 

 large, broader than deep, obtuse-angled behind, the portion visible 

 from above a little shorter than its distance from the frontal ; inter- 

 nasals shorter than the praefrontals ; frontal once and one fourth to 

 once and a half as long as broad, as loug as or a little longer than 

 its distance from the end of the snout, a little shorter than the 

 parietals ; nasal widely separated from the prseocular, which nearly 

 reaches the frontal; two postoculars; temporals 1-1-1; six upper 

 labials, second and third in contact with the prefrontal, third and 

 fourth entering the eye ; three lower labials in contact with the 

 anterior chin-shields ; an azygous scale between the four chin-; 

 shields, which are small. Scales in 17 rows. Ventrals 145-161 ; 

 anal divided ; subcaudals 22-27. Eeddish above, with numerous 

 transverse series of blackish-brown spots, the anterior of which are 

 confluent into cross-bars ; a large blackish-brown blotch on the head, 

 from the posterior part of the praefrontals to the posterior border of 

 the parietals ; two broad blackish-brown cross-bands on the nape ; 

 uniform white beneath. 



Total length 335 millim. ; tail 30. 



West Australia. 



a. 2 (V. 161 ; C. 22). Perth. Mr. Duboulay [C.]. (Type.) 



