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Show 254 MR. F. P. PASCOE O N THE COLEOPTERA OF PENANG. [May 8, OLENECAMPTUS QUIETUS. 0. luteus, supra pube flavescente dense tectus, infra niger, nitidus, interrupte albido pubescens ; antennis fuscis. Luteous, with a closely set yellowish pile above, beneath glossy black, the propectus, sides of the postpectus, and abdomen with a whitish pile ; head nearly impunctate ; prothorax scarcely longer than broad, not corrugated; scutellum semicircular; elytra with the sides nearly parallel at the basal half, then slightly diverging until towards the apex, where they are rounded off; the apex itself of each slightly truncate, but scarcely mucronate; legs glossy brown, the tibiae and tarsi of the fore and intermediate legs luteous; antennae brown, not scabrous. Length 5 lines. Of this new and very distinct species there is only a single example in the collection. ONOCEPHALIN^E. ATOSSA. Atossa, J. Thomson, Syst. Ceramb. p. 100. ATOSSA ATOMARIA. (PI. XXVI. fig. 6.) A. fuscescens, nitida, pube sparsa tecta ; capite prothoraceque flavo vittatis ; elytris seriatim albido maculatis ; lateribus infra et fi'route capitis albidis. Pale brown, with a thin pubescence ; head pale greyish in front, forehead, behind the eye, and vertex brown, the latter impunctate, with two yellowish longitudinal lines corresponding with two on the prothorax, a similar line also on each side, disk of the prothorax very slightly punctured ; scutellum transversely scutiform; elytra finely punctured, speckled with numerous clear greyish pubescent points arranged to a certain extent in longitudinal lines ; body beneath dark chestnut-brown, shining, with a sparse silvery pubescence, which is dense along the sides of the breast; legs and antennae with a pale greyish pile, the latter about two-thirds the length of the body. Length 6 lines. A. strenua, M . J. Thomson's type, is from Java. The present species has the elytra finely but very distinctly speckled with greyish, and the front uniformly greyish, except the space in a line with the antennary tubers. HlPPOPSINiE. NYCTIMENE. Nyctimene, J. Thomson, Arch. Ent. i. p. 314. NYCTIMENE AGRILOIDES, J. Thomson, I. c. Not uncommon apparently in the Malayan region. M. J. Thomson has placed this genus in a "groupe" to itself, as it differs from the rest of its subfamily in not having its antennae approximate at the base. I do not think, however, that it would be natural to sepa- |