Sunday, July 11, 2010

Lichenaula tuberculata

Lichenaula tuberculata Meyrick, 1890

D. Hobern

D. Hobern


Lichenaula tuberculata Meyrick, 1890, Descriptions of Australian Lepidoptera. Part I. Xyloryctidae. Transactions of the Royal Society of South Australia  13: 23–81 [50]. Syntype(s) BMNH 3♂♀, Sydney, NSW.
Lichenaula tuberculata Meyrick, 1890. 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 tuberculata (Meyrick, 1890). 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 23 April 2010].
Lichenaula tuberculata Meyrick, 1890. Edwards, E. D. (2003), Xyloryctinae. Australian Faunal Directory. Australian Biological Resources Study, Canberra. [accessed 18 June 2010].

Original description, Meyrick 1890
Lich. tuberculata, n. sp.
Both sexes 19-27 mm. Head grey-whitish or grey. Palpi white, irrorated with dark fuscous. Antennae grey, sprinkled with white, ciliations in male ¼ Thorax grey, sometimes mixed with blackish. Abdomen fuscous-whitish. Legs white, more or less densely irrorated with dark fuscous. Forewings elongate, costa moderately arched, apex rounded, hindmargin very obliquely rounded; 7 to apex; ashy-grey, with scattered whitish scales; veins partially marked with slender blackish lines, most distinctly in disc and towards hindmargin, elsewhere hardly perceptibly; the white scales tend to form streaks in disc along these lines, and sometimes one or two small indistinct spots before middle of disc; two black dots transversely placed in disc at 2/3, lower rather anterior, connected by a white posteriorly blackish-margined mark, followed by a cloudy roundish brownish-ochreous suffusion; some blackish scales forming an indistinct subapical suffusion: cilia whitish, with fuscous bars irrorated with black. Hindwings fuscous, more whitish-fuscous and ochreous-tinged anteriorly, hindmargin darker; cilia fuscous-whitish, with a fuscous basal line.
Sydney, New South Wales; in October and November, three specimens. Larva 16-legged, rather stout, cylindrical, with scattered hairs; whitish-grey; sides somewhat marbled with dull obscure purplish; spots moderate, raised, black; head rough, black; second segment reddish-brown, paler posteriorly, with a suffused black transverse band. Feeds on Crowea saligna, residing in a barricaded tunnel in fork of stem, and drawing up leaves for food, in September.

Food plants: Larva in bore in stem tying cut leaves with silk to bore entrance. Larval foodplant: Crowea saligna (Rutaceae). (Edwards, 2003).
Flight period: October, November.
Distribution: Australian Capital Territory, New South Wales. Endemic. (Edwards, 2003).