Neacoryphus bicrucis
In 3 days ~20% in a week ~30%
The whitecrossed seed bug (Neacoryphus bicrucis) or ragwort seed bug is a species of insect in the family Lygaeidae ("seed bugs"), in the order Hemiptera ("true bugs, cicadas, hoppers, aphids and allies"). Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Shenandoah National Park | 🇺🇸 United States | |
| 2 | Sequoia and Kings Canyon National Parks | 🇺🇸 United States | |
| 3 | Great Smoky Mountains National Park | 🇺🇸 United States | |
| 4 | Yosemite National Park | 🇺🇸 United States | |
| 5 | Olympic National Park | 🇺🇸 United States |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Portland | 🇺🇸 United States | |
| 2 | Seattle | 🇺🇸 United States | |
| 3 | Washington | 🇺🇸 United States | |
| 4 | Baltimore | 🇺🇸 United States | |
| 5 | San José | 🇨🇷 Costa Rica | |
| 6 | Dallas | 🇺🇸 United States | |
| 7 | Philadelphia | 🇺🇸 United States | |
| 8 | Mexico City | 🇲🇽 México | |
| 9 | New York City | 🇺🇸 United States | |
| 10 | Vancouver | 🇨🇦 Canada |
With luck
About 10% of wildlife watchers report a White-Crossed Seed Bug sighting in Great Smoky Mountains National Park on a given day, based on 18 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 303rd most-seen of the 822 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.
May, July–August and November
In those months about 10% of wildlife watchers report a White-Crossed Seed Bug in Great Smoky Mountains National Park on a given day, against under 5% in June, September–October and December–April, the lowest months.
Between 2 and 5 pm
Across all the parks we cover, that three-hour window holds the most White-Crossed Seed Bug sightings with a recorded time, and about 7 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Among the best
Of the 5 parks where we can rate White-Crossed Seed Bug sightings, Great Smoky Mountains National Park ranks 3rd at about 10%, level with the leaders once rounded. The best odds are in Shenandoah National Park (United States, about 10%) and Sequoia and Kings Canyon National Parks (United States, about 10%).
Same family: Lygaeidae
The closest relatives of the White-Crossed Seed Bug that you can see in Great Smoky Mountains National Park (family Lygaeidae, Seed Bugs) are Large Milkweed Bug (about 10%) and False Milkweed Bug (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the White-Crossed Seed Bug is recorded against all the insects logged in Great Smoky Mountains National Park (18 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.
