Monday, July 5, 2010

Plectophila acrochroa

Plectophila acrochroa (Turner, 1900)


Xylorycta acrochroa Turner, 1900, New Micro-lepidoptera — mostly from Queensland. Transactions of the Royal Society of South Australia  24: 6–23 [8]. Holotype ANIC ♀, Mt Tamborine, Qld.
Plectophila acrochroa (Turner, 1900). Common, in Nielsen, Edwards, & Rangsi, 1996, Checklist of the Lepidoptera of Australia. Monographs on Australian Lepidoptera, 4: i-xiv, 1-529 & CD-ROM [88].
Xylorycta acrochroa Turner, 1900. Beccaloni, G. W., Scoble, M. J., Robinson, G. S. & Pitkin, B. (Editors). 2003. The Global Lepidoptera Names Index (LepIndex). World Wide Web electronic publication. [accessed 24 April 2010].
Plectophila acrochroa (Turner, 1900). Edwards, E. D. (2003), Xyloryctinae. Australian Faunal Directory. Australian Biological Resources Study, Canberra. [accessed 17 June 2010].

Original description, Turner 1900
Xylorycta acrochroa, n. sp.
Female, 20 mm. Head and thorax snow-white. Palpi white. Antennae whitish-ochreous; basal joint white. Abdomen whitish. Legs whitish-ochreous; posterior tibiae and tarsi white. Forewings elongate-oblong, costa slightly arched, apex round-pointed, hindmargin straight, oblique; snow-white; a narrow ochreous streak along costa from before middle to three-fourths, slightly broader towards apex, where it ends in a short, very oblique fuscous streak; a small triangular orange-ochreous spot on costa just before apex, bounded beneath by a fuscous line; cilia snow-white, at apex tipped with fuscous, and with a dark-fuscous bar at one-third. Hindwings whitish grey; cilia white.
Conspicuously distinct among the species with white forewings by the apical markings .
Mount Tambourine (1,800 feet), Queensland; one specimen in November.

Food plants:
Flight period: November.
Distribution: New South Wales, Queensland. Endemic. (Edwards, 2003).