. 29^ Orthorrhapha brachycera. pale hairs. The ventral lobes of the hypopygium are short, soniewhat triangular, with a hair at the apex and a brush of hairs at thedorsal angle ^; the outer lamellæ are long, they have an angle at the base on the outer side and are from here triangularly attenuated, so that their shape is elongated, triangular with a thin apex; they are of brownish colour, hairy at the margin, and with a long, a little curved hair at the apex. Legs yellow. front coxæ slightly greyish at the base, posterior coxæ grey, more or less yellow at the apex; anterior tarsi darkened towar
. 29^ Orthorrhapha brachycera. pale hairs. The ventral lobes of the hypopygium are short, soniewhat triangular, with a hair at the apex and a brush of hairs at thedorsal angle ^; the outer lamellæ are long, they have an angle at the base on the outer side and are from here triangularly attenuated, so that their shape is elongated, triangular with a thin apex; they are of brownish colour, hairy at the margin, and with a long, a little curved hair at the apex. Legs yellow. front coxæ slightly greyish at the base, posterior coxæ grey, more or less yellow at the apex; anterior tarsi darkened towards the end; hind fernora darkened at the apex, hind tibiæ and X monotnchum. Apical t^^'^' black or blackish. Middle coxæ with a part of hvpopYgium with somewhat long, yellowish apical spine; the front ventral {obe^jand outer ^^^^. ^^^^ ^j^^ metatarsus a little shorter than the four following joints, it is a little thickened towards the apex below; hind metatarsus a little shorter than the second joint. The legs have short, black hairs, the coxæ are pale- haired, the front coxæ with specially long and dense hairs; the middle coxæ have one or two, the hind coxæ one black bristle; also the front coxæ have about three bristly hairs at the apex, but they are white; the posterior femora have a preapical bristle; the front tibiæ have some bristles above, the posterior tibiæ about two antero- and two postero-dorsal bristles, the latter smallest; the front tarsi have a ciliation above, longest on metatarsus. Wings somewhat brownish tinged; veins blackish, the discai vein slightly curved, its last part parallel with the cubital vein. Squamulæ, with a yellow fringe. Halteres yellow. Female. Epistoma broad, together with the large palpi grey. Antennæ short, third joint triangular, somewhat pointed, the arista not twice as long as the antennæ. Wings a little more brown than in the male. The legs as in the male, but the hind tibiæ yellow or only dark towards the apex, and the
Size: 2287px × 2186px
Photo credit: © The Bookworm Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1900, bookpublishercopenhagengecgad
