''Porthecla peruensis'' 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 ...

in 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 ...

. It is found in northern

Peru , image_flag = Flag of Peru.svg , image_coat = Escudo nacional del Perú.svg , other_symbol = Great Seal of the State , other_symbol_type = Seal (emblem), National seal , national_motto = "Fi ...

, on the east side of the Andes. It appears to be a montane species, since it has only been found at altitudes above 1,500 meters. The length of the forewings is 15.9 mm for males., 2011
Species level taxonomy of the Neotropical hairstreak genus ''Porthecla'' (Lepidoptera: Lycaenidae: Theclinae: Eumaeini).
'' Annales de la Société Entomologique de France'' (n.s.), 47(1-2): 241-259

Etymology

The name is derived from the country type locality.

References

Butterflies described in 2011 Eumaeini {{Eumaeini-stub