''Pycnarmon grisealis'' 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 Hamilton Kenrick Sir George Hamilton Kenrick Fellow of the Royal Entomological Society, FRES (29 January 1850 – 28 May 1939) was an England, English entomologist who specialised in Lepidoptera especially those of New Guinea. He was a prominent liberal educatio ...

in 1912. 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 ...

. 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 32 mm. The forewings are white shaded with grey. There are two transverse ochreous antemedian lines and a median line from the inner margin to vein 2, where it disappears in a broad shade. There is a transverse distinct line from the costa to vein 2 beyond the cell. The hindwings are white with a transverse dark line from the angle to the costa and another from the costa beyond the cell to vein 2. The margins of both wings are bordered by a dark, thin, double line enclosing a paler portion.A List of Moths of the Family Pyralidae collected by Felix B. Pratt and Charles B. Pratt in Dutch New Guinea in 1909-10; with Descriptions of new Species

References

Spilomelinae Moths described in 1912 Moths of New Guinea {{Spilomelinae-stub