Olene cookiensis (Strand, 1915)
(previously known as Dasychira cookiensis)
LYMANTRIINAE,   EREBIDAE,   NOCTUOIDEA
 
Don Herbison-Evans
(donherbisonevans@yahoo.com)
and
Stella Crossley


(Photo: courtesy of Dick Whitford, Julatten, Queensland)

These Caterpillars have a pattern of white-outlined brown triangles on the back. The caterpillars have buff dorsal tussocks on the first four abdominal segments, a pair of black hair pencil horns on the head, and another black hair pencil on the last segment. The two penultimate segments each have a small reddish dorsal gland. The caterpillars have been found feeding on

  • Fart Bush (Breynia cernua, PHYLLANTHACEAE).


    (Photo: courtesy of Dick Whitford, Julatten, Queensland)

    The caterpillars grow to a length of about 3.5 cms. They pupate in a voluminous white cocoon between leaves of the food plant. The pupa is white with dark markings where the wings develop. The pupa has a length of about 2 cms.


    male
    (Photo: courtesy of Buck Richardson, Kuranda, Queensland)

    Both sexes of this moth have very variable forewings, sometimes brown with dark, complex or simple, markings, or sometimes off-white with irregular dark patches. The hindwings are plain pale brown or white.


    female
    (Photo: courtesy of Dick Whitford, Julatten, Queensland)

    Both sexes have pectinated antennae, but the pectinations of the male are more than twice as long as those of the female.


    female
    (Photo: courtesy of Graeme Cocks, Townsville, Queensland)

    The species is found in:

  • Queensland.


    Further reading

    Embrik Strand,
    Indoaustralische, papuanische und polynesische Spinnen des Senckenbergischen Museums,
    gesammelt von Dr E. Wolf, Dr J. Elbert u. a.

    Wissenschaftliche Ergebnisse der Hanseatischen Südsee-Expedition 1909,
    Abhandlungen der Senckenbergischen Naturforschenden Gesellschaft
    ,
    Volume 36, Part 2 (1915), pp. 179-274.

    Embrik Strand,
    Bombyces and Sphinges of the Indo-Australian Region,
    in Adalbert Seitz (ed.):
    The Macrolepidoptera of the World,
    Stuttgart : Alfred Kernen Verlag, Volume 10 (1933), p. 292, and also Plate 38, fig a2.


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    (updated 11 February 2010, 22 December 2012, 17 April 2020)