Io most commonly refers to:
The short-tailed blue or tailed Cupid is a butterfly that forms part of the family Lycaenidae. It is found from Europe to Japan and in India.
Aeromachus dubius, the dingy scrub-hopper, is a butterfly belonging to the family Hesperiidae. It ranges from India to China, including Malaya, Assam, Myanmar, Laos, Vietnam, Hainan and Yunnan.
Aeromachus pygmaeus, the pygmy scrub-hopper is a butterfly belonging to the family Hesperiidae. The species range is from India to Burma and Thailand.
Kallima inachus, the orange oakleaf, Indian oakleaf or dead leaf, is a nymphalid butterfly found in Tropical Asia from India to Japan. With wings closed, it closely resembles a dry leaf with dark veins and is a commonly cited example of camouflage.
Kallima horsfieldii, the blue oakleaf, southern blue oakleaf or Sahyadri blue oakleaf, is a nymphalid butterfly found in India. The underside appears like a leaf complete with midrib while the upperside is brilliantly coloured.
Kallima, known as the oakleaf or oak leaf butterflies, is a genus of butterflies of the subfamily Nymphalinae in the family Nymphalidae. They are found in east, south and southeast Asia. Their common name is a reference to the lower surface of their wings, which is various shades of brown like a dead leaf.
Satyrium mera is a butterfly of the family Lycaenidae. It is endemic to Japan. The larva on feeds on Rhamnus (Rhamnaceae). Satyrium mera is single brooded and overwinters as an egg.
Aeromachus is a genus of grass skippers in the family Hesperiidae. The species are known by the common name of scrub hoppers. They are found in the eastern Palearctic and the Indomalayan realm.
Aeromachus plumbeola is a species of butterfly of the family Hesperiidae. It is found in the Philippines and south India.
Pelopidas jansonis is a butterfly in the family Hesperiidae (Hesperiinae). It is endemic to Japan. The larva feeds on Miseanthus (Graminea). There are two broods. The larva of the second brood hibernates.
Hesperia florinda is a butterfly in the family Hesperiidae (Hesperiinae). It is found in the East Palearctic in Transbaikalia to Korea, Amur, Ussuri and Japan. The larva feeds on Carex. There is a single broods. The egg hibernates. Hesperia florinda was previously a subspecies of Hesperia comma.
Lethe callipteris is a butterfly in the family Nymphalidae (Satyrinae). It is found in the East Palearctic where it is endemic to Japan, Sakhalin and the Kuriles.
Heteronympha cordace, the bright-eyed brown, is a brown colored butterfly endemic to Australia. It was described by Carl Geyer in 1832.
Chrysozephyrus brillantinus is a small butterfly found in the East Palearctic that belongs to the lycaenids or blues family.
Chrysozephyrus smaragdinus is a small butterfly found in the East Palearctic that belongs to the lycaenids or blues family.
Aeromachus stigmata, the veined scrub hopper, is a skipper, a type of butterfly in the family Hesperiidae. The species was first described by Frederic Moore in 1878.
