''Hypolycaena toshikoae'' is a

butterfly Butterflies are insects in the macrolepidopteran clade Rhopalocera from the Order (biology), order Lepidoptera, which also includes moths. Adult butterflies have large, often brightly coloured wings, and conspicuous, fluttering flight. The ...

of the family

Lycaenidae Lycaenidae is the second-largest family of butterflies (behind Nymphalidae, brush-footed butterflies), with over 6,000 species worldwide, whose members are also called gossamer-winged butterflies. They constitute about 30% of the known butterfl ...

first described by Hisakazu Hayashi in 1984. Forewing length: 10–13 mm. It is endemic to the islands of

Luzon Luzon (; ) is the largest and most populous island in the Philippines. Located in the northern portion of the Philippines archipelago, it is the economic and political center of the nation, being home to the country's capital city, Manila, as ...

and

Mindoro Mindoro is the seventh largest and eighth-most populous island in the Philippines. With a total land area of 10,571 km2 ( 4,082 sq.mi ) and has a population of 1,408,454 as of 2020 census. It is located off the southwestern coast of Luz ...

in the

Philippines The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no), * bik, Republika kan Filipinas * ceb, Republika sa Pilipinas * cbk, República de Filipinas * hil, Republ ...

. On

Mount Halcon Mount Halcon ( fil, Bundok Halcon) and ( es, Monte Halcón) is the highest mountain in the island of Mindoro in the Philippines, according to the new data release by ''Oriental Mindoro peakvisor'' as of 2022, it has an elevation of above sea lev ...

of Mindoro island, the male is not rare but the female is very rare.On ''Hypolycaena'' from Maluku, Indonesia, including the first description of male ''Hypolycaena asahi'' (Lepidoptera, Lycaenidae)
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References

* Hayashi Hisakazu, 1984: New Synonyms, New Status, New Combinations, New Species and New Subspecies of Butterflies from the Philippines and Indonesia (Lepidoptera: Satyridae, Riodinidae, Lycaenidae). ''IWASE''.2:9-34. * Treadaway, Colin G., 1955: Checklist of the butterflies of the Philippine Islands. ''Nachrichten des Entomologischen Vereins Apollo'', Suppl. 14: 7–118. * * Hayashi, Hisakazu, 2011: A new record of male of ''Hypolycaena toshikoae'' from Mindoro Is. in the Philippines (Text in Japanese). ''YADORIGA''. 228:32-33

* , 2012: Revised checklist of the butterflies of the Philippine Islands (Lepidoptera: Rhopalocera). ''Nachrichten des Entomologischen Vereins Apollo'', Suppl. 20: 1–64. Butterflies described in 1984 Hypolycaenini {{Theclinae-stub