Morpho helena
Morpho helena, the Helena morpho, is a Neotropical butterfly of the family Nymphalidae. It is found in the rainforests of northern South America.

The wingspan is . It is known for its metallic blue and shiny wings. Many authorities consider Morpho helena a subspecies of Morpho rhetenor, and thus is sometimes named Morpho rhetenor helena.

External links
 Butterflies of America – Images of type and other specimens.

Morpho
Fauna of Brazil
Nymphalidae of South America