Butterflies of the
Amazon and Andes
Staring Eye Spreadwing
Family - HESPERIIDAE
subfamily - PYRGINAE
Tribe - PYRGINI
Myrinia mysis, Rio Madre de Dios, Peru ©
Pyrginae, popularly known as Flats or Spreadwings, are a
cosmopolitan subfamily distributed across temperate and tropical
habitats throughout the world. In the Americas there are 990
species, of which about
580 are assigned to the tribe Pyrgini.
Myrinia are closely related genera, and
it is often difficult to know to which of these genera a particular
species belongs without examination of the venation and genitalia.
Determining the exact species is even more difficult, so the
identification of the illustrated butterfly should be regarded as
There are 6
Myrinia mysis occurs
in the southern Amazon of Peru, Bolivia and Brazil.
This species is found in rainforests at altitudes between about
The lifecycle appears to be unrecorded.
butterflies are very active, zig-zagging and dodging about rapidly
just above the surface of the ground. They rarely settle for more than
a second or two, and spread their wings immediately upon landing.
quite difficult to spot when settled on the dark sand, but once seen
the ocelli on the forewings seem to stare at the observer, and
presumably function to deter avian predators.