Butterflies of the
Amazon and Andes
Family - HESPERIIDAE
subfamily - PYRGINAE
Tribe - PYRGINI
Bolla giselus, Medellin, Colombia
© Adrian Hoskins
The 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
About 580 species are placed within the tribe Pyrgini.
The genera Bolla and
Staphylus include a combined total of
82 small dark species with an obscure pattern of lighter markings.
Most members of both genera have a series of between 1 and 6 small
white subapical spots on the forewings, and many are peppered with
grey or yellowish scales. It is difficult to distinguish between the
genera, let alone to identify the species, but the 30
Bolla species tend to be larger, the
shape of their hindwings is less wavy, and their heads and palpi are
Bolla giselus is endemic to Colombia.
This species occurs in cloudforest at altitudes between about
To be completed.
The butterflies are usually encountered singly, and normally seen
basking with wings outspread on low foliage, or mud-puddling along
paths and logging trails.