(one synonym is Xyleutes maculatus Rothschild & Jordan, 1899)
ZEUZERINAE, COSSIDAE, COSSOIDEA
(Photo: courtesy of Ross Kendall, Butterfly Encounters, taken in Warwick, Queensland)
The Caterpillars of this species have been found boring into the trunks of
Maturation of the caterpillar was observed in one instance to take four years.
The adult moths have grey forewings, each with a black spot near the middle, and often other dark markings. The hindwings are plain and often darker than the forewings. The wingspan can reach 27 cms.
The females have been noted as the heaviest Australian insect. The vital statistics of Ross' specimen are:
Walter Wilson Froggatt,
Wood moths: with some account of their life-histories,
Proceedings of the Linnean Society of New South Wales,
Series 2, Volume 19, Part 2 (1894) p. 380.
Contribution a l'étude des grands Lépidoptères d'Australie,
Études de lépidoptérologie comparée,
Fascicule XI bis (1916), p. 47 (footnote).
Lionel Walter Rothschild & H.E. Karl Jordan,
On some new Lepidoptera from the East,
Volume 6 (1899), pp. 443-444, No. 27.
Paul Zborowski & Ted Edwards,
A Guide to Australan Moths,
CSIRO Publishing, 2007, p. 164.
(written 5 February 2015, updated 13 February 2015, 1 September 2019)