Rivera's Skipper
Common NameRivera's Skipper
Scientific NameCallimormus rivera
FamilyHesperiidae
SubfamilyHesperiinae
Wingspan (mm)22
Wing Patternspotted
Primary Colorsbrown, white
HabitatTropical and subtropical lowlands, forest edges, clearings, gardens, and grassy areas.
Geographic RangeCentral America (Mexico to Panama) and northern South America (Colombia, Venezuela, Ecuador, Peru, Brazil). Rare stray to southern Texas.
Host PlantsGrasses (Poaceae)
Flight PeriodYear-round in tropical regions, with multiple broods.
Flight Styledarting
Conservation Statusleast-concern
Lifecycle NotesUndergoes complete metamorphosis: egg, larva (caterpillar), pupa, and adult. Larvae are typically grass feeders.
Identification TipsLook for its small size, dark brown wings with a prominent white forewing band, and the hooked antennae typical of skippers. The white band can be somewhat jagged or broken.
Description
A small, dark brown skipper with a robust, hairy body and a distinctive, somewhat irregular white band across the forewing. Its antennae end in a characteristic hooked club.
