''Boeotarcha divisa'' is a

moth Moths are a group of insects that includes all members of the order Lepidoptera that are not Butterfly, butterflies. They were previously classified as suborder Heterocera, but the group is Paraphyly, paraphyletic with respect to butterflies (s ...

in the family

Crambidae Crambidae comprises the grass moth family of lepidopterans. They are variable in appearance, with the nominal subfamily Crambinae (grass moths) taking up closely folded postures on grass stems where they are inconspicuous, while other subfamilies ...

. It was described by

Thomas Pennington Lucas Thomas Pennington Lucas (13 April 1843 – 15 November 1917), also known as T.P. Lucas, was a Scotland, Scottish-born Australian medical practitioner, Natural history, naturalist, author, philosopher and utopianist. Early life Lucas was bor ...

in 1894. It is found in

Australia Australia, officially the Commonwealth of Australia, is a country comprising mainland Australia, the mainland of the Australia (continent), Australian continent, the island of Tasmania and list of islands of Australia, numerous smaller isl ...

, where it has been recorded from

Western Australia Western Australia (WA) is the westernmost state of Australia. It is bounded by the Indian Ocean to the north and west, the Southern Ocean to the south, the Northern Territory to the north-east, and South Australia to the south-east. Western Aust ...

. The

wingspan The wingspan (or just span) of a bird or an airplane is the distance from one wingtip to the opposite wingtip. For example, the Boeing 777–200 has a wingspan of , and a wandering albatross (''Diomedea exulans'') caught in 1965 had a wingsp ...

is 19–25 mm. The forewings are purple fuscous, tinted with drab scales towards the hindmargin. There is a triangle of orange ochreous dividing the wing almost equally. This triangle is bordered by a black line. There is also a yellow-ochreous spot at the costa and a submarginal purple-black line sharply turning to the hindmargin just before the anal angle. The hindmarginal band is diffused with creamy drab between the veins and there is a fine light hindmarginal line with a row of black dots. The hindwings are fuscous grey with darker veins and lighter ochreous-grey suffusion towards the base."Descriptions of new Australian Lepidoptera, with additional localities for known species"

References

Moths described in 1894 Odontiinae {{Odontiinae-stub