''Hydrorybina pryeri'' is a

moth Moths are a paraphyletic group of insects that includes all members of the order Lepidoptera that are not butterflies, with moths making up the vast majority of the order. There are thought to be approximately 160,000 species of moth, many of w ...

in the family

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

. It was described by

Arthur Gardiner Butler Arthur Gardiner Butler F.L.S., F.Z.S. (27 June 1844 – 28 May 1925) was an English entomologist, arachnologist and ornithologist. He worked at the British Museum on the taxonomy of birds, insects, and spiders. Biography Arthur Gardiner Butl ...

in 1881. It is found in

Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...

and

Russia Russia (, , ), or the Russian Federation, is a List of transcontinental countries, transcontinental country spanning Eastern Europe and North Asia, Northern Asia. It is the List of countries and dependencies by area, largest country in the ...

. The

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

is 14–19 mm. Adults are pale bronze brown, washed with grey. The wings are crossed by an arched discal black line. The center of costal border, the area between the cell and the discal line of the forewings are rust red. There is a blackish arched line across the basal third and a small blackish disco-cellular lunule. The hindwings are sordid white, with an arched slender dusky discal line."XXXVI. Descriptions of new Genera and Species of Heterocerous Lepidoptera from Japan"
''Transactions of the Royal Entomological Society of London'' 1881 29:579-600

References

Moths described in 1881 Odontiinae {{Odontiinae-stub