402 On the Genus Atcleopus of ScJdejel. above, with black cross-bars ; on the anterior part of the body tliese bars are as broad as the interspaces between them, while further back they become narrower ; some of them are broken on the vertebral line, the two halves alternating; anterior part of head, parietal shields, and lips black ; belly yellowish, with a series of large black spots on each side, alternating with the black cross-bars of the upper surface; lower surface of tail mottled with black. Total length 390 raillim.; tail 72. A single female specimen from the Marcapata Valley, E. Peru, collected by Mr. Ockenden. Elaps regularis. Eye slightly shorter than its distance from the mouth. Eostral large, broader than deep, the portion visible from above measuring one third its distance from the frontal ; latter a little broader than the supraocular, once and one third as long as broad, as long as its distance from the end of the snout, a little shorter than the parietals, the length of which equals their distance from the internasals ; one prfe-and one postocular ; temporals 1 + 1 ; seven upper labials, third, fourth, and fifth entering the eye ; four lower labials in con-tact with the anterior chin-shields, which are slightly shorter tlian the posterior. Scales in fifteen rows. Ventrals 214 ; anal divided; subcaudals 26, the first six single. 39 black annuli disposed with great regularity and as broad as or a little narrower than the interspaces, the scales on which are red with dark brown lips; the first annulus begins imme-diately behind the parietal shields, which, together with the temporals and the sixth upper labial, are yellow, the rest of the head being black. Total length 315 millim.; tail 24. A single specimen from Chuluniani, Bolivia, 2000 m., collected by P. O. Simons. LV. — On the Genus Ateleopus of By G. A. BOULENGER, F.R.S. I HAVE already pointed out in these ' Annals ' * that the name Ateleojms, Schlegel, 1846, for a genus of deep-sea fish from Japan, to which a species from the Indian seas has recently been added, is preoccupied by Atelopus, Dum^ril and Bibron, * Ser. G, vol. xiv. 1894, p. 374,
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