''Callidula aruana'' 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

Callidulidae Callidulidae, the only known family of the superfamily Calliduloidea, is the family of Old World butterfly-moths, containing eight genera. They have a peculiar distribution, restricted to the Old World tropics of Southeast Asia to Australasia a ...

. It was described by Arthur Gardiner Butler in 1877. It is found on Aru of eastern Indonesia.''Callidula''
at Markku Savela's ''Lepidoptera and Some Other Life Forms''

References

Callidulidae Moths described in 1877 {{Callidulidae-stub