With six text-figures.) \V /"HERE not otherwise stated, the specimens here described were obtained " by Mr. A. F. Eichhorn on his trip to the Herzog (= Hertzog) Mts., situated inland from Huon Gulf on the south side of the Markham (= Wussi) River. The collection made during this expedition was but a small one, as a serious illness cut short Mr. Eichhorn 's activities and necessitated his removal to the coast by aeroplane. Though he has not yet entirely regained the use of the right arm, we are

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... ery glad to know that Mr. A. F. Eichhorn is progressing favourably. He has our cordial good wishes for a complete recovery. As was to be expected, the collection from the higher altitude (6,100 ft.) consists chiefly of Delias, among which we find representatives of several new subspecies, and of Satyrinae of the genera Erycinidia, Pieridopsis and Platypthima, described by us in 1905 and all confined to the mountains of New Guinea. The series of Platypthima decolor R. & J. 1905, of which only one specimen was known, includes both sexes, the female being rather paler than the male, but bearing, on the underside of the hindwing, the same conspicuous, forked, white band. There is also a series of P. homochroa homochroa R. & J. 1907, described from a pair collected by A. S. Meek on the Biagi R.