''Proterocosma marginata'' 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 ...

of the family

Agonoxenidae The Agonoxeninae are a subfamily of moths. History of classification Formerly, the subfamily only contained four named species – all in the type genus '' Agonoxena'' – if (e.g. following Nielsen ''et al.'', 1996). Such a monotypic ar ...

. It was described by Alexey Diakonoff in 1954. It is found in

New Guinea New Guinea (; Hiri Motu Hiri Motu, also known as Police Motu, Pidgin Motu, or just Hiri, is a language of Papua New Guinea, which is spoken in surrounding areas of Port Moresby (Capital of Papua New Guinea). It is a simplified version of ...

References

Moths described in 1954 Agonoxeninae Moths of Asia {{Agonoxenidae-stub