''Macroglossum stigma'' 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 ...

of the family

Sphingidae The Sphingidae are a family of moths ( Lepidoptera) called sphinx moths, also colloquially known as hawk moths, with many of their caterpillars known as “hornworms”; it includes about 1,450 species. It is best represented in the tropics, ...

. It is known from

Papua New Guinea Papua New Guinea (abbreviated PNG; , ; tpi, Papua Niugini; ho, Papua Niu Gini), officially the Independent State of Papua New Guinea ( tpi, Independen Stet bilong Papua Niugini; ho, Independen Stet bilong Papua Niu Gini), is a country i ...

. The length of the forewings is about 26 mm. The head and thorax uppersides have a dark midline. The abdomen upperside has one yellow lateral patch. The underside of the palpus, middle of the thorax and the mesial abdominal patches are all greyish white. The sides of the thorax, legs and abdomen are deep brown. The forewing upperside has a basal area shaded with reddish grey. Both wing undersides are blackish brown, with a few greyish scales in the submarginal region. The hindwing upperside has a very broad black border.

References

Macroglossum Moths described in 1903 Moths of Oceania Taxa named by Walter Rothschild Taxa named by Karl Jordan {{Macroglossum-stub