216. PSBUDBLAPS. 319 



long as the posterior. Scales in 15 rows. Ventrals 176-193 ; anal 

 divided ; subcaudals 29-35. Dark brown above, each scale with a 

 light longitudinal line ; a large yellowish blotch on the nape, 

 connected with the yellowish colour of the sides of the head and 

 end of snout ; lateral head-shields spotted and streaked with dark 

 brown; ventrals and subcaudals brown or blackish, edged with 

 whitish. 



Total length 415 millim. ; tail 45. 



Queensland. 



a-b. 2 (V. 178 ; C. 29) Gayndah. Museum Godeffroy 



&yg. (V.176;C.S4). 



6. Fseudelaps diadema. 



Calamaria diadema, Schleg. Phys. Serp. ii. p. 32 (1837). 



Elaps ornatus, Gray, Zool. Miscell. p. 55 (1842). 



Furina diadema, Dum. ^ Bihr. vii. p. 1239 (1854) : Jan, Rev. 8c 



Mag. Zool. 1859, p. 124. 

 Rabdion oceipitalu, Girard, Proc. Ac. Philad. 1857, p. 181, and 



U.S. Explor. Exped., Herp. p. 120 (1858). 

 Glyphodon ornatus, Giinth. Cat. p. 210 (1858). 

 Pseudelaps diadema, Jan, Elenoo, p. 116 (1863), and Icon. Gen. 43, 



pi. V. fig. 4 (1873). 

 Brachysnma diadema, Giinth. Ann. ^ Mag. N. H. (3) xi. 1863, 



p. 23 ; Krefft, Sn. Austr. p. 48, pi. xii. fig. 12 (1869). 

 Cacophis blackmanni, Krefft, Proc. Zool. Soc. 1869, p. 320, fig., 



and I. c. p. 77, pi. xii. fig. 9. 

 Brachysnma simile, Macleay, Proc. Linn. Soc. N. S. W. ii. 1878, 



p. 221. 



Eye longer than its distance from the mouth. Eostral not quite 

 twice as broad as deep, just visible from above ; internasals shorter 

 than the praefrontals ; frontal once and one fifth to once and two 

 thirds as long as broad, as long as or a little longer than its distance 

 from the end of the snout, shorter than the parietak ; nasal entire, 

 widely separated from the single prseocular ; two postooulars ; 

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

 sixth upper labials, sometimes reaching the lip and forming an 

 additional labial ; six (or seven) upper labials, second or second 

 and third in contact with the praefrontal, third and fourth entering 

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

 chin-shields, which are as long as or a little shorter than the 

 posterior. Scales in 15 rows. Ventrals 164-203; anal divided; 

 subcaudals 40-62. Pale brown or reddish above, each scale edged 

 with dark brown, forming a reticulate pattern, or uniform dark 

 brown ; head and nape dark brown or black above, with a yellow 

 cross-band on the occiput or a transversely o\al yellow blotch 

 surrounded with dark brown ; lower parts uniform white. 



Total length 600 millim. ; tail 8C. 



Eastern, ^Northern, and Western Australia. 



a. S (V. 169 ; 0. 62). W. Australia. W. Buchanan, Esq. 



(Type of E. ornatus.) 

 I. Yg. (V. 177 ; C. 53). N. Australia. Dr. J. R. Elsey [P.]. 



