. Science-gossip. /. charltonius. Hab. The Amur, throughout which ii is widelydistributed in Alpine regions. Ask., Bik., Uss. andButschan (Stgr.), Mi. Bureja HI. R.). \., VI. LARVA. Velvel Mack, more slender than thatof /. apollo and /. uomion. Studded with a numberof small sulphur-yellow spots ill. R.). On variousspecies ol Sedttm. V. 14. P. graeseri Hour. B. E. Z. 1885. , pp. 127, 172, 19S, pi. XIX., 3, II., 1, pouch, pi. [., fig. 1, suppL, bremeri p. IM. Sigr. Roman. 1S92, p. 55. Differs from /. bremeri in the whiter colour of thewing- and in the greater
. Science-gossip. /. charltonius. Hab. The Amur, throughout which ii is widelydistributed in Alpine regions. Ask., Bik., Uss. andButschan (Stgr.), Mi. Bureja HI. R.). \., VI. LARVA. Velvel Mack, more slender than thatof /. apollo and /. uomion. Studded with a numberof small sulphur-yellow spots ill. R.). On variousspecies ol Sedttm. V. 14. P. graeseri Hour. B. E. Z. 1885. , pp. 127, 172, 19S, pi. XIX., 3, II., 1, pouch, pi. [., fig. 1, suppL, bremeri p. IM. Sigr. Roman. 1S92, p. 55. Differs from /. bremeri in the whiter colour of thewing- and in the greater intensity of the markings,. /. charltonius var. princeps. an ante-marginal hand heing present on of both sexes. with one or two red suh- spots in i and from two to four in pouch in ? according to Aust. differsentirely from that of/, bremeri. Hail, Transbatkal, between the sea of Baikal andthe Amur river. Pokrofka VI. At an elevation offrom 4,500 to 8,000ft. Dr. Staudingei and the German entomoloconsider this only a septentrional variety of the last ?3S SCIENCE-GOSSIP. species, as ils habitat is confined to the northern partof the Amur; but Austat gives it specific rank, andfigures the abdominal pouch. I have not myself seena specimen of P. graeseri ? , but following AustatI admit this form as a good species. 15. P. apollonius Eversm. Bull Mosc, Parn. p. 120, pi. XV., figs. I, 2. 64—72 mm. Ground colour of wings pure white in <J except atinner margins which are black, but not broadly so. Inthe 9 the wings are sparsely sprinkled with blackscales, which give them a
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