''Pycnarmon crocalis'' 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

George Hampson Sir George Francis Hampson, 10th Baronet (14 January 1860 – 15 October 1936) was an English entomologist. Hampson studied at Charterhouse School and Exeter College, Oxford. He travelled to India to become a tea-planter in the Nilgiri Hills ...

in 1899. It is found in

Papua New Guinea Papua New Guinea, officially the Independent State of Papua New Guinea, is an island country in Oceania that comprises the eastern half of the island of New Guinea and offshore islands in Melanesia, a region of the southwestern Pacific Ocean n ...

, where it has been recorded from the

D'Entrecasteaux Islands D'Entrecasteaux Islands () are situated near the eastern tip of New Guinea in the Solomon Sea in Milne Bay Province of Papua New Guinea. The group spans a distance of , has a total land area of approximately and is separated from the Papua New G ...

(

Fergusson Island Fergusson Island is the largest island of the D'Entrecasteaux Islands, in Papua New Guinea. It has an area of , and mostly consists of mountainous regions, covered by rain forests. There are three large volcanoes on the island. Fergusson Island ...

). 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 about 22 mm. Adults are golden yellow, the forewings with a purplish-fuscous costal half and a dark point on the base of the inner margin. There is a curved antemedial black line. There is a wedge-shaped yellow mark on the costa. The hindwings have a discoidal point and a sinuous series of points that represent the postmedial line. There is also a purplish-fuscous apical patch.''Proceedings of the Zoological Society of London'' 1898: 621

References

Spilomelinae Moths described in 1899 Moths of New Guinea {{Spilomelinae-stub