Imma loxoscia (Turner, 1913)
(formerly known as Pseudotortrix acosma)
IMMIDAE,   IMMOIDEA
 
Don Herbison-Evans
(donherbisonevans@outlook.com)
and
Stella Crossley


(Photo: courtesy of Pornthap Kerkig )

The Caterpillars of this species are initially reddish-brown with a darker thorax. The early instars have sparse short hairs, and a pale brown head.


(Photo: courtesy of Pornthap Kerkig )

Later instars develop an orange collar to the head, and an orange knob on the back of the meta-thorax, and brown knobs on the back and black verrucae on the sides of each abdominal segment. The hairs are longer, reaching lengths up to 0.5 cm. The caterpillars grow to a length of about 2.5 cms.


(Photo: courtesy of CSIRO/BIO Photography Group, Centre for Biodiversity Genomics, University of Guelph)

The adult moths have brown forewings, each with a pale basal half and a darker marginal half, and a dark line along the margin. The hindwings are pale brown. The wingspan is about 2 cms.

This species has been found in :

  • Thailand,

    as well as in Australia in

  • Northern Territory, and
  • Queensland.


    Further reading :

    A. Jefferis Turner,
    Studies in Australian Microlepidoptera,
    Proceedings of the Linnean Society of New South Wales,
    Volume 38 (1913), p. 207.


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    (written 14 March 2019)