OCR Text |
Show 1 9 0 5 .] OF PHYTOPHAGOUS COLEOPTERA, 4 0 7 broader band below the middle and interrupted at the outer portion, obscure brownish-aeneous. Length 6-7 millim. Head sparingly punctured at the vertex, the latter piceous or blackish; eyes very large, each as broad as the dividing space ; antennae long and slender, black, the lower joints sometimes testaceous at the base, very elongate with the exception of the second one ; thorax with flattened and well-separated sides, the anterior margin but little concave, the angles produced outwards into a truncate tooth, the surface impunctate, pale testaceous; scutellum broad, black ; elytra with distinct basal depression, very finely punctured, with narrow reflexed lateral margins, pale testaceous or whitish, with two broad dark brown bands with greenish gloss, the first at the base, not extending to the lateral margins, the other band of much longer shape, not extending to the sides or apex of the elytra, at its outer edge it is semidivided by a narrow stripe of the ground-colour; under side piceous or black ; metatarsus as long as the following twTo joints together, claw-joint distinctly swollen. Hab. Peru. There are two specimens of this species before me, which is well distinguished by the produced, truncate, anterior thoracic angles and the markings of the elytra ; the ground-colour of the latter is in one specimen of a pinkish-white tint, in the other obscure testaceous, the dark bands are divided at the middle by the narrow transverse stripe of the ground-colour. A sph ^ r a b r e v ic o l l is , sp. n. Piceous, legs black, the head and antennae fulvous; thorax scarcely twice as broad as long, flavous, impunctate; elytra impunctate, flavous, a broad transverse band at the base and a transverse spot below the middle metallic green. Length 7 millim. Head impunctate, fulvous; frontal elevations broad, divided by a deep groove and bounded behind by a narrow, more shallow sulcus; clypeus strongly raised in shape of a broad triangular ridge ; eyes widely separated ; antennae extending to the middle of the elytra, dark fulvous, the third joint shorter than the fourth ; thorax scarcely twice as bi oad as long, the sides obliquely narrowed anteriorly, the lateral sulci rather narrow, the anterior angles thickened and strongly produced, the surface impunctate, flavous ; scutellum black ; elytra slightly widened towards the middle, distinctly depressed below the base, flavous, with two bright metallic-green transverse bands, the first at the base extending downwards to about one-third the length of the elytra, the other in shape of a large slightly oblique spot, below the middle, neither of the bands extending to the lateral margins ; breast and abdomen piceous, legs black; metatarsus elongate, claw-joint but slightly swollen. Hab. Peru. P ro c . Z oo l. Soc.-1905, V o l . II. No XXVIII. 28 |