Nessaea hewitsonii

Nessaea hewitsonii, the Hewitson's olivewing, is a species of butterfly of the family Nymphalidae. It is common in a broad range of the Amazon basin including the eastern slopes of the Andes mountain range. It is found in high evergreen tropical forest, semi-deciduous tropical forest, and riverine forest.

The length of the wings is 33–40 mm for males and 36–41 mm for females.

Subspecies

 * Nessaea hewitsonii hewitsonii (from Colombia, Ecuador and Peru eastward into the Amazon valley, and south to Rondonia, Brazil)
 * Nessaea hewitsonii boliviensis Jenkins, 1989 (Bolivia and southern Peru)