Heliopyrgus domicella
In 3 days ~20% in a week ~30%
Heliopyrgus domicella, or Erichson's white-skipper, is a species of spread-wing skipper in the butterfly family Hesperiidae. It is found in North America. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Saguaro National Park | 🇺🇸 United States | |
| 2 | Big Bend National Park | 🇺🇸 United States |
With luck
About 10% of wildlife watchers report an Erichson's White-Skipper sighting in Big Bend National Park on a given day, based on 8 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 221st most-seen of the 329 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 30%, if each day is a fresh chance.
March, May and August–September
In those months about 10% of wildlife watchers report an Erichson's White-Skipper in Big Bend National Park on a given day, against under 5% in April, June–July and October–February, the lowest months. Those are among Big Bend National Park's wettest months, with about 35 mm of rain a month against 10 mm in April.
Between 11 am and 2 pm
Across all the parks we cover, that three-hour window holds the most Erichson's White-Skipper sightings with a recorded time, and nearly all of them come between 6 am and 6 pm: it is a daytime animal.
Among the best
Of the 2 parks where we can rate Erichson's White-Skipper sightings, Big Bend National Park ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in Saguaro National Park (United States, about 10%).
Same family: Hesperiidae
The closest relatives of the Erichson's White-Skipper that you can see in Big Bend National Park (family Hesperiidae, Skippers) are Orange Skipperling (about 30%), Mournful Duskywing (about 10%) and Golden-Headed Scallopwing (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Erichson's White-Skipper is recorded against all the insects logged in Big Bend National Park (8 verified sightings from 2019 to 2026), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.
