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Show 80 ZOOLOGICAL COLLECTIONS MADE DURING [Jan. 4, VII. COLEOPTERA. By CHAS. O. WATERHOUSE. CARABID^E. I. CARABUS SUTURALIS, Fabr. Syst. El. i. p. 238. Four specimens from Neesham Cove, Cockle Cove, Elizabeth Island, and Swallow Ba}T. 2. BRACHYCCELIA CONCOLOR, sp. n. Cyaneo-nigra, subtus nigra, Icevis, nitida ; antennis pedibusque piceo-nigris ; elylris striatis, striisfere Icevibus. Long. 8| mill., lat. 4 mill. Very close to B. virescens, G. R. Waterh., but smaller, darker in colour, and with the antennae and legs nearly black. Thorax nearly of the same form, transverse, gently arcuate at the sides, but with the posterior angles very slightly turned outwards and slightly acute. The elytra are a little more ovate; i. e. the broadest part is rather further from the apex than in B. virescens ; each elytron has nine striae, the five dorsal ones moderately strongly impressed and extending nearly to the apex, with no proper punctuation, the interstices slightly convex, especially the fifth ; the sixth and seventh striae are less distinct, and the eighth is only visible posteriorly ; the ninth is very distinct and has a series of distinct punctures. The prosternum has a well-marked lanceolate impression between the coxae, very similar to that in B. virescens. The median impressed line on the thorax is shorter than in the specimens of B. virescens, rather broader in front, and terminating rather abruptly some way from the anterior margin. The anterior and intermediate tarsi are dilated in the same way as in B. virescens. A single male example taken at Puerto Bueno. 3. CASCELLIUS GRAVESII, Curtis, Trans. Linn. Soc. xviii. p. 183, pi. 15. f. B. Cascellius nitidus, G. R. Waterh. Ann. & Mag. N. Hist. vi. 1841, p. 255. A careful examination of the type specimens of Cascellius gravesii, Curtis, and C. nitidus, Waterh., has convinced me that they are varieties of the same species. The striae of the elytra vary very much, being sometimes almost effaced, and sometimes broken up into well-marked elongate impressions. It was this last form which my father considered the true C. gravesii, and from which he separated C. nitidus as distinct. The type specimen of C. gravesii, however, has the striae lightly impressed. The series of specimens in the British Museum show the intermediate forms. Dr. Coppinger took a single specimen at Puerto Bueno1. 1 It may be well to note here that Cascellius kingii, Curtis, I. c. p. 183, pi. xv. f. A (omitted from G-emminger and v. Harold's Catalogue of Coleoptera), is the same as Feronia (Creobius) eydouxii, Guerin, Mag. Zool. 1838, p. 4, t. 225. f. 2. Hope's paper was read on M a y 1st, 1838. |