416 COLTJBEID^. 



5. Elaps langsdorfiBi. 



Elaps langsdorffii, Waffl. in Spiv, Serp. Bras. p. 10, pi. ii. fig. 2" 



(1824); Jan, Arch./. Nat. 1859, p. 273. 

 batesii, Giinth. Ann. ^ Mag. N. H. (4) i. 1868, p. 428, pi. xvii. 



flg.D. 

 imperator, Cope, Proe. Ac. Philad. 1868, p. 110, and Proc, 



Amer. Philos. Soc. li. 1869, p. 156. 



Eye as long as or a little longer than its distance from the mouth. 

 Kostral broader than deep ; frontal broader than the supraocular, 

 once and two thirds as long as broad, longer than its distance from the 

 end of the snout, as long as or slightly shorter than the parietals ; 

 latter as long as their distance from the internasals ; one prae- and 

 two postoculars ; temporals 1 + 1 ; seven upper labials, third little 

 larger than fourth, third and fourth entering the eye ; four lower 

 labials in contact with the anterior chin-shields, which are as long aa 

 or a little shorter than the posterior. Scales in 15 rows. Ventrals 

 204-225 ; anal divided ; subcaudals 37-64. Dark brown above, the 

 scales lighter at the base, with 63 transverse series of small cream- 

 coloured spots, each occupying one scale ; yellowish beneath, with, 

 red cross-bands ; a yellow dot on each supraocular shield. 



Total length 300 millim. 



Upper Amazon. 



a. Hgr. c? (V. 204 ; 0. 54). Pebas, N.E. Peru. Mr, HauxweU [C.]. 



(Type of E. batesii.y 



Thanks to the kindness of Prof. Hertwig, I have been able to 

 examine the type specimen ( cJ ), from the E. Japura, preserved in 

 the Museum of Munich. 



H. imperator, which is identified with E. hatesii by Cope, forms a 

 colour-variety distinguished by the spaces between the transverse 

 series of yellow spots, on the back, being alternately black and red, 

 the red ventral cross-bars extending to the upper surface. 



6. Elaps huckleyi. (Platb^XXII. fig. 1.) 



Elaps corallinus, part., Ounth. Cat. p. 233 (1858), and Ann. if- Mag. 

 N. S. (3) iv. 1859, p. 171. 



Eye nearly as long as or a little longer than its distance from the 

 mouth. Eostral broader than deep ; frontal broader than the supra- 

 ocular, once and one third to once and a half as long as broad, longer 

 than its distance from the end of the snout, as long as or slightly 

 shorter than the parietals ; latter as long as their distance from the 

 internasals ; one prae- and two postoculars ; temporals 1 4- 2 ; seven 

 upper labials, third not larger than the fourth, third and fourth 

 entering the eye ; four lower labials in contact with the anterior 

 chin-shields, which are shorter than the posterior. Scales in 15 

 rows. Yentrals 202-211 ; anal divided ; subcaudals 39-43. 

 Orange (red ?), with 48-60 black annuli on the body ; on the back 

 the annuli edged with smaU yellow spots, each occupying one scale ; 

 the annuli close together on the tail ; head black above, as far as 



