About Jalmenus ictinus (Hewitson, 1865)
Jalmenus ictinus, commonly known as the Ictinus blue or stencilled hairstreak, is a butterfly species belonging to the family Lycaenidae. This species is found in Australia, specifically within the Australian Capital Territory, New South Wales, Queensland, and Victoria. It has an approximate wingspan of 30 mm. The larvae of Jalmenus ictinus feed on a variety of Acacia species, which include Acacia bidwillii, Acacia dealbata, Acacia decurrens, Acacia harpophylla, Acacia implexa, Acacia mearnsii, Acacia melanoxylon, Acacia pendula, and Acacia rubida, as well as the species Heterodendrum diversifolium. The caterpillars of this butterfly are attended by two ant species: Iridomyrmex purpureus and Iridomyrmex spadius.
