Common Gum Emerald
(one synonym : Iodis semicrocea Lucas, 1888)
GEOMETRINAE , GEOMETRIDAE , GEOMETROIDEA
(Photo: courtesy of S. Williams, Moths of Victoria: Part 4)
The Caterpillars of this species are thin green loopers. Later instars develop a reddish dorsal surface. The head and tail each have a slight crest. The head can be lifted back, or flexed forward to face the feet. The caterpillars can feed on the foliage of
The adult moth has green wings, with two faint pale zigzag lines across each forewing, and one across each hindwing. The edges of each of the wings are brown. There is a slight cusp on the margin of each hindwing. It has a wingspan of about 2.5 cms.
The species has been found in Australia in :
Further reading :
Moths of Victoria: Part 4,
Emeralds and Allies - GEOMETROIDEA (B),
Entomological Society of Victoria, 2012, pp. 32-33.
List of the Specimens of Lepidopterous Insects in the Collection of the British Museum,
Part 22 (1861), pp. 528-529, No. 40.
(written 25 April 2014, 20 January 2016)