REVISION pf the AUSTRALIAN GHOST MOTHS (LEPIDOPTERA HOMONEURA, FAMILY HEPIAL1DAE) PART 11. U) Bv NORMAN B.TINDALK, B.Sc, Sumn ^u*t*amak Mwum Fmt. 1-92. Oncopera Walker.. OnrofH r<i Walker, Lisl Lep. Ins. Brit. Mus., vii, 1R&R, p. 1558. Qnvopfera Meyrick, Proc, Linn, Soe. \ T .s. Wales, iv (2), 1889, p, 1124. (hirapprff Ever and Turner, Proc. Linn, Soc. N".S Wales, i, 1925, p. 272. Antennae of Tew segments, usimlly from fourteen hi twenty, very short, less ilmn one-sixth length of Forewing, almost cylindrical, either swelling gradually towards the apex to form a club, or filamentous} h tni't of hairs on the basal scg- men1 projects over the eyes. The lahial palpi only moderately developed, slender. projected straight forwards, concealed in dense hairs, the hiaxillary palpi short, obsolete, and concealed. Males with hind tibiae with large curved Inft of hairs arising from an expansion of (he margin. Veins ti { and U-, of Forewings stalked either before, at, or after radio-median cross-vein. Vein M, of Iiindwings Forms a distinct Y-l'ork with radio-median cross-vein*. Genotype: 0, intricaia Walker* 1856 Members of Ibis genius are easily distinguishable from ,-dl other genera of the family by the short subclavate or filamentous antennae end by the tibial hair- flirts; ol" the males. At leasl twelve species are known. They range From Tasmania northward to Kuranda in North Queensland and westward ,-is far as Mount Gfambier in South Australia. Most of the species are grass feeders in the larval state and are potentially harmful to pastures. At least two species, 0, Mifod >'d on the Atherton Tableland and 0, intrirufa in Tasmania are major farm pests. Other species have been recorded as injuring gracing tends in the wetter parts nf Victoria The distribution of the members of the genus (fig, 1 ) lies entirely within the bell of thirty-inch annual uniform rainfall, and each species appears to be it (i) Pari I, published in Ree. 8. Anst. Mus.. iv, lie-, pp. -mv



Revision of the Australian ghost moths (Lepidoptera Homoneura, Family Hepialidae). Part II

Norman B Tindale
Records of the South Australian Museum 5: 13-43 (1933)

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