Ailanthus Webworm Moth

Ailanthus Webworm Moth

Atteva punctella

Daily sighting probability ~10% · With luck
at Cumbres de Monterrey National Park

In 3 days ~20% in a week ~40%

31 Verified sightings at Cumbres de Monterrey National Park From 2019 to 2026
263 In all 12 parks
December Best month
☀️🌙 Day & Night When it's spotted

About the Ailanthus Webworm Moth

Atteva pustulella, also known as polilla cigarrito arlequín or little cigarette harlequin moth, is a moth of the family Attevidae. It is found from Costa Rica, where it meets Atteva aurea, southwards to Uruguay and Argentina. It is also present in the Antilles. There are also several reports from Dominica, Jamaica, Haiti and Martinique.

The larvae feed only on new shoots of Simarouba amara. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Main Ridge Forest Reserve 🇹🇹 Trinidad and Tobago
~20%
2 Shenandoah National Park 🇺🇸 United States
~20%
3 Point Pelee National Park 🇨🇦 Canada
~10%
4 Padre Island National Seashore 🇺🇸 United States
~10%
5 Las Baulas Marine National Park 🇨🇷 Costa Rica
~10%
6 Great Smoky Mountains National Park 🇺🇸 United States
~10%
7 Piedras Blancas National Park 🇨🇷 Costa Rica
~10%
8 Cumbres de Monterrey National Park 🇲🇽 Mexico
~10%
9 Big Bend National Park 🇺🇸 United States
~10%
10 Corcovado National Park 🇨🇷 Costa Rica
~10%
11 Acadia National Park 🇺🇸 United States
~10%
12 Everglades National Park 🇺🇸 United States
~10%

Cities Where Found

# City Country Daily sighting probability
1 Mendoza 🇦🇷 Argentina
~40%
2 Detroit 🇺🇸 United States
~30%
3 Chicago 🇺🇸 United States
~20%
4 Austin 🇺🇸 United States
~20%
5 Buenos Aires 🇦🇷 Argentina
~20%
6 Baltimore 🇺🇸 United States
~20%
7 Dallas 🇺🇸 United States
~20%
8 Washington 🇺🇸 United States
~10%
9 Boston 🇺🇸 United States
~10%
10 Cordoba 🇦🇷 Argentina
~10%

Before you go

What are the chances of seeing an Ailanthus Webworm Moth in Cumbres de Monterrey National Park?

With luck

About 10% of wildlife watchers report an Ailanthus Webworm Moth sighting in Cumbres de Monterrey National Park on a given day, based on 31 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 94th most-seen of the 431 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 40%, if each day is a fresh chance.

When is the best time to see an Ailanthus Webworm Moth in Cumbres de Monterrey National Park?

April, June–July and September–January

In those months about 10% of wildlife watchers report an Ailanthus Webworm Moth in Cumbres de Monterrey National Park on a given day, against under 5% in February–March, May and August, the lowest months.

What time of day is best to see an Ailanthus Webworm Moth?

Between noon and 3 pm

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

Is Cumbres de Monterrey National Park the best place to see an Ailanthus Webworm Moth?

8th of 12

Of the 12 parks where we can rate Ailanthus Webworm Moth sightings, Cumbres de Monterrey National Park ranks 8th at about 10%. The best odds are in Main Ridge Forest Reserve (Trinidad and Tobago, about 20%), Shenandoah National Park (United States, about 20%) and Point Pelee National Park (Canada, about 10%).

Which relatives of the Ailanthus Webworm Moth live in Cumbres de Monterrey National Park?

Same order: Lepidoptera

The closest relatives of the Ailanthus Webworm Moth that you can see in Cumbres de Monterrey National Park (order Lepidoptera, Butterflies and Moths) are Zebra Longwing (about 30%), Monarch (about 30%) and Pipevine Swallowtail (about 20%), with each one's daily chance of a sighting.

Where does the Ailanthus Webworm Moth sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Ailanthus Webworm Moth is recorded against all the insects logged in Cumbres de Monterrey National Park (31 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.

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