OCR Text |
Show 1888.] FROM WESTERN INDIA. 311 way between the first and the end of the cell ; here the subcostal divides and forms an oval additional cell, devoid of scales, from the upper end of which the third and fourth subcostal branches start, and the fifth from the lower end ; discocellular regularly curved ; the radial from the ceirtre; upper median from a little above the lower end of the cell; middle median from its end ; lower at four fifths; submedian straight to a little above the anal angle ; interno-median fold parallel to it; internal' vein curved basewards. Hind wings triangular, but with both angles rounded ; the subcostal much thickened at the base, having apparently absorbed the costal; the cell broad, reaching to four fifths of the wing; discocellular strongly angulated basewards in the centre, its upper half obsolete ; two subcostal branches from the upper end, from the upper one of which a shord third branch is emitted, representing the end of the costal; a recurrent vein through the angle of the discocellular ; radial and two upper medians all close together from the lower end of the cell; lower median at four fifths; three internal veins. Head, thorax, and abdomen stout, as are the legs and palpi; the latter thickly scaled, as long as the head, ascending, the third joint curved downwards ; antennae laminated, very thick in the male; eyes large. 79. THYRIDIPHORA FENESTRATA, sp. n. Fore wing greyish ochreous with two faintly darker lines, which show slight traces of serration ; one leaving the inner margin in the middle and curving into the costa, the other starting a little way beyond the first and running obliquely towards the apex, but deflexed before reaching it on to the costa, which it reaches above the oval, scaleless eyelet-hole, which stands beyond the apex of the cell; fringes slightly darker. Hind wing paler, but with darker hind margin. Underside dull ochreous, with patches of darker scales along the course of the lines. Head, thorax, and abdomen all pale ochreous. Expanse of wings 14 millim. One female, Campbellpore, July 3, 1886. This peculiar little species is like a Bombyx mori in miniature. It appears much subject to grease. Two examples from Col. Swinhoe, unnamed, in the Brit. Mus. collection, are almost transparent from this cause. Although so much smaller in expanse, the neuration of the wings and the structure of the antennas indicate an affinity with the Thyrididae. Family PLUSIID_E. 80. P L U S I A NI. (NO, 43.) Noctua ni, Hb. Noct. pi. 58. fig. 284. ? Plusia extrahens, Wlk. Cat. Lep. Het. B. M . xii. p. 929. ? Plusia significans, Wlk. Cat. Lep. Het. B. M . xii. p. 930. One male and one female from Campbellpore, taken early in June, 1886. The only difference discernible in P. extrahens, Wlk., = P. significans, Wlk., is that the males have the underside of the anal tuft blackish. 22* |