''Pycnarmon macrotis'' 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

Edward Meyrick Edward Meyrick (25 November 1854 – 31 March 1938) was an English schoolmaster and amateur entomologist. He was an expert on microlepidoptera and some consider him one of the founders of modern microlepidoptera systematics. Life and work Ed ...

in 1897. It is found in the Talaut Islands of

Indonesia Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania, between the Indian Ocean, Indian and Pacific Ocean, Pacific oceans. Comprising over List of islands of Indonesia, 17,000 islands, including Sumatra, ...

. 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 26 mm. The forewings are white, but ochreous tinged towards the base and on the costal streak. There are small black basal and subbasal dots on the costa, as well as a small black discal dot, a small transverse oval black discal spot in the middle and a small black costal dot. The second line is fuscous, indistinct and blackish on the costa. It is broken and interrupted in the disc and followed by a pale yellowish shade. There is a large black dot towards the termen below the middle and a small blackish apical dot. The hindwings are white with a dark fuscous discal dot. The second line is as in the forewings, but marked with a dark fuscous dot on the dorsum. There is also a subterminal dot.''Transactions of the Entomological Society of London''

References

Spilomelinae Moths described in 1897 Moths of Indonesia {{Spilomelinae-stub