Papilio nubilus
# Papilio nubilus

Papilio nubilus is a rare species of swallowtail butterfly from the genus Papilio that can be found in Borneo.

Previously listed as a distinct species ( D'Abrera 1982, Munroe 1961), but now regarded (by Collins & Morris 1985, Tsukada & Nishiyama 1982: 307) as an interspecific hybrid between Papilio nephelus and Papilio polytes.

## Subspecies

* Papilio nubilus nubilus (northern Borneo)
* Papilio nubilus musianus Rothschild, 1899 (Upper Palembang district)

## Taxonomy

Papilio nubilus is a member of the helenus species-group. Other members of this clade are

* Papilio helenus Linnaeus, 1758
* Papilio iswara White, 1842
* Papilio iswaroides Fruhstorfer, 1898
* Papilio nephelus Boisduval, 1836
* Papilio nubilus Staudinger, 1895
* Papilio sataspes C. & R. Felder, 1865
