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Show 1875.] SPECIES OF SPHINGIDcE. 259 pale streak divided by a median grey line ; wings below paler, primaries redder and secondaries whiter at base; thorax below whitish. Expanse of wings 2 inches 7 lines. 2 • Altogether darker than D. obscura 2 * the patch on discocellulars, the apical patch, and the external border of primaries silvery grey, rendering the species much like a small example of D. omphalea ; the secondaries, body, and under surface differ as in the cf. Expanse of wings 2 inches 7 lines. Haiti (Tweedie). Type, B.M. Genus PROTOPARCE, Burmeister. 53. P R O T O P A R C E GRISEATA, n. sp. Nearly allied to P. Carolina, but the primaries, head, and thorax greenish, the transverse lines on primaries more oblique and irregular ; secondaries whitish, crossed at base by a blackish bar, not reaching costa, a central irregular blackish bar, forking internally from sub-median to subcostal nervure ; a broad brown border to outer margin, blackish internally, whitish externally, and intersected towards anal angle by a whitish litura; thorax without a blackish collar or blackish margins to pterygodes ; abdomen with six lateral decreasing more or less oval orange spots: primaries below somewhat like P. Carolina, paler, only two transverse dusky discal bars, marginal area whitish; secondaries sordid white, costa and a submarginal band smoky brown; two central brown lines, widely diverging towards costa, the outer one strongly dentate; body below greyish brown. Expanse of wings 3 inches 8 lines. Venezuela (Dyson). Type, B.M. Genus PSEUDOSPHINX, Burmeister. 54. P S E U D O S P H I N X C Y R T O L O P H I A , n. sp. Very close to P. nyctiphanes, much smaller, paler, and more ochraceous in tint, transverse pale band near base of primaries more regular, dark baud beyond cell more incurved and less expanded at costa ; apex paler, scarcely marked with darker spots ; secondaries with the series of pale spots less yellow, much further from outer margin, whitish fringe less perceptible ; wings below altogether paler, markings on primaries less distinct. Expanse of wings 3 inches 4 lines. Madras. _ Type, coll. F. Moore. The larva of this species is pale pink, with oblique lateral diffused green stripes, margined below with white, and a dorsal white line. lt has a conical hump on the neck; and the horn, especially in the young stages, is long and slightly tending to recurve at the tip. Genus DOLBA, Walker. 55. D O L B A HARTWEGII, n. sp. Dolba hylaus (part), Walker, Lep. Het. viii. p. 230, specimens /,^(1856). Primaries above smoky brown ; a whity brown subbasal undu- 17* |