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. Coleoptera. Vol. I. [Longicornia. Part I.]. Beetles; Cerambycidae. POLYZONUS. 213 236. Chelidouium gibbicolle, Jl'/n'te (Callicliroma), B. 31., lonf/ic. p. 160 (:3). Metallic green, the head and prothorax rather glossy, the elytra dull; body beneath with a fine covering of silvery-grey pubescence ; legs dark blue; antennae bluish-black, with the fix\st joint subnitid, more or less tinged with green. Head rugulose-punc- tate, marked with a sinuous transverse line between the clypeus and front; the front with a median line that extends to the vertex. Antennas about equal in le
. Coleoptera. Vol. I. [Longicornia. Part I.]. Beetles; Cerambycidae. POLYZONUS. 213 236. Chelidouium gibbicolle, Jl'/n'te (Callicliroma), B. 31., lonf/ic. p. 160 (:3). Metallic green, the head and prothorax rather glossy, the elytra dull; body beneath with a fine covering of silvery-grey pubescence ; legs dark blue; antennae bluish-black, with the fix\st joint subnitid, more or less tinged with green. Head rugulose-punc- tate, marked with a sinuous transverse line between the clypeus and front; the front with a median line that extends to the vertex. Antennas about equal in length to the body in the $ and a little longer than it in the c5'; hftli <o tenth joints sharply angulate, or dentate, at the apex on the anterior side. Prothorax striate over the whole of the upper sur- face, the stria) for the most part trans- verse, but curved on and around the two rather distinct tubercles which are placed wide apart on the hind part of the disc; front margin of the pronotum somewhat rounded in the middle. Scutelium nitid, triangular and concave. Elytra finely and very densely punctulate, for the most part dull; somewhat nitid alongside the suture and along the outer half of the disc ; narrowly rounded at the apex. First joint of hind tarsi as long as the remaining joints united. Fifth abdominal segment truncate, the sixth emarginate, at the apex in the male; fifth obtusely rounded at the apex in the female. Length 22-28 ; hreadth 54-7 mm. Hah. Assam : Sylhet: Fig. 80.— CheUdonium ijihhicolk, White, c?. X ^. Genus POLYZONUS. Poh'zouus, Cmteln. Hist. Nat. CoJeopt. Gen. Coleopt. ix, p. 21 (1869). ii, p. 438 (1840); Lacord. Type, P. fasciatus, Fab., a species occurring in China and Siberia. ItaiK/e. Indo-Malayan Eegion, China and Siberia. Head moderately raised and feebly concave from side to side, between the antennae; the frout subvertical, not distinctly marked off from the clypeus ; mandibles rather long, obliquely inclined towards one another,
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectbeetles, bookyear1906