Eastern Spotted-Winged Antlion

Eastern Spotted-Winged Antlion

Dendroleon obsoletus

Daily sighting probability <5% · Rare
at Baltimore

In 3 days ~10% in a week ~20%

6 Verified sightings at Baltimore
22 In all 2 parks From 2019 to 2026
August Best month
☀️🌙 Day & Night When it's spotted

About the Eastern Spotted-Winged Antlion

Dendroleon obsoletus, the spotted-winged antlion, is a species of antlion in the family Myrmeleontidae. It is found in North America. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Shenandoah National Park 🇺🇸 United States
~10%
2 Great Smoky Mountains National Park 🇺🇸 United States
~10%

Cities Where Found

# City Country Daily sighting probability
1 Philadelphia 🇺🇸 United States
<5%
2 Baltimore 🇺🇸 United States
<5%
3 Washington 🇺🇸 United States
<5%
4 New York City 🇺🇸 United States
<5%
5 Toronto 🇨🇦 Canada
<5%

Before you go

What are the chances of seeing an Eastern Spotted-Winged Antlion in Baltimore?

Rare

Under 5% of wildlife watchers report an Eastern Spotted-Winged Antlion sighting in Baltimore on a given day, based on 6 verified sightings from GBIF citizen-science data. It is the 546th most-seen of the 705 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 20%, if each day is a fresh chance.

When is the best time to see an Eastern Spotted-Winged Antlion in Baltimore?

August

In that month about 10% of wildlife watchers report an Eastern Spotted-Winged Antlion in Baltimore on a given day, against under 5% in September to July, the lowest months.

What time of day is best to see an Eastern Spotted-Winged Antlion?

Between 7 and 10 am

Across all the parks we cover, that three-hour window holds the most Eastern Spotted-Winged Antlion sightings with a recorded time, and about 7 in 10 of them come between 6 am and 6 pm: it is seen both by day and at night.

Is Baltimore the best place to see an Eastern Spotted-Winged Antlion?

Among the best

Of the 5 cities where we can rate Eastern Spotted-Winged Antlion sightings, Baltimore ranks 2nd at under 5%, level with the leaders once rounded. The best odds are in Philadelphia (United States, under 5%).

Which relatives of the Eastern Spotted-Winged Antlion live in Baltimore?

Same order: Neuroptera

The closest relatives of the Eastern Spotted-Winged Antlion that you can see in Baltimore (order Neuroptera, Antlions, Lacewings, and Allies) are Chrysopa oculata (about 10%), Micromus posticus (about 10%) and Micromus subanticus (about 10%), with each one's daily chance of a sighting.

Where does the Eastern Spotted-Winged Antlion sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Eastern Spotted-Winged Antlion is recorded against all the insects logged in Baltimore (6 verified sightings), 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.

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