Sunday, July 18, 2010

Lichenaula maculosa

Lichenaula maculosa (Turner, 1898)

Imbil, QLD.

Imbil, QLD.


Lichenaula maculosa. D. Hobern.

Polynesa maculosa Turner, 1898 [Plutellidae], Descriptions of new Microlepidoptera from Queensland, Transactions of the Royal Society of South Australia  22: 200–214 [201]. Holotype ANIC ♂, Brisbane, Qld.
Polynesa maculosa, Turn. Turner, 1903, Revision of Australian Lepidoptera, Proceedings of the Linnean Society of New South Wales, 28 42-92 [90]
Polynesa maculosa, Turner. Fletcher, 1929, A list of generic names used for Microlepidoptera. Memoirs of the Department of Agriculture of India,  11: 1-244 [182].
Lichenaula maculosa (Turner, 1898). Common, in Nielsen, Edwards, & Rangsi, 1996, Checklist of the Lepidoptera of Australia. Monographs on Australian Lepidoptera, 4: i-xiv, 1-529 & CD-ROM [87].
Lichenaula maculosa (Turner, 1898). Edwards, E. D. (2003), Xyloryctinae. Australian Faunal Directory. Australian Biological Resources Study, Canberra. [accessed 18 June 2010].

Synonymic description, Turner 1898
Polynesa, n. g.
Head smooth. Tongue well-developed. Antenna: three-fourths, in male filiform, moderately ciliated (one to one-half); basal joint without pecten. Labial palpi moderate, curved, ascending, second joint with appressed scales, terminal joint almost as long as second, rather stout, acute. Maxillary palpi rudimentary. Posterior tibiae smoothscaled. Forewings vein 2 from three-fourths, 6 and 7 stalked, 7 to hindmargin, 11 from middle. Hindwings ovate, broader than forewings, cilia one-third, veins 2 and 4 stalked, 5 present, 6 and 7 approximated at base.
Original description, Turner 1898
Polynesa maculosa, n. sp.
Male, 16 mm. Head white. Palpi white, base of second and apex of terminal joint dark-fuscous. Antennae white, annulated with fuscous. Thorax white, with a black dot on base of each patagium. Abdomen ochreous-whitish. Legs white; anterior and middle pair broadly annulated with dark-fuscous. Forewings elongate-oblong, not dilated, costa gently arched, apex rounded, hindmargin obliquely rounded; white, with many large black dots, three at base, four  on costa, three in a line above middle of disc, one in disc beneath the last of these, two on fold, one on inner-margin at  three-fifths, three near and parallel to hindmargin, the lowest touching it; a few black scales on hindmargin; cilia white, on apex and opposite last dot black, and with three black dots between these two. Hindwings whitish; cilia whitish, with a fuscous dot at apex, and traces of a medium fuscous line.
Brisbane; one specimen.
Other references

Species unrecognised or belonging to other families.
Polynesa maculosa, Turn., Trans. Ry. Soc. S.A. 1898, p. 201.
I am inclined to refer this genus to the Gelechiidae. The posterior tibiae are hairy, not smooth-scaled as stated. (Turner, 1903).

POLYNESA Turner 1898
Tr. R. Soc. S.Austr., XXII 201: type maculosa Turner.
(Fletcher, 1928).

♂ Lichenaula maculosa, head

Lichenaula maculosa, wing venation

Lichenaula maculosa, ♂ genitalia, IM07-0417, Imbil, Queensland, 6 April 2007. Dissected 2010. Photomicrograph taken at ANIC, Canberra.

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