Spider Longhorned Beetle

Spider Longhorned Beetle

Lagocheirus araneiformis

Daily sighting probability <5% · Rare
at San José

In 3 days ~10% in a week ~30%

8 Verified sightings at San José
25 In all 3 parks From 2019 to 2026
September Best month
🌙 Nocturnal When it's spotted

About the Spider Longhorned Beetle

Lagocheirus araneiformis is a species of longhorn beetle of the subfamily Lamiinae. It was described by Carl Linnaeus in his 1767 12th edition of Systema Naturae. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Manuel Antonio National Park 🇨🇷 Costa Rica
~10%
2 Braulio Carrillo National Park 🇨🇷 Costa Rica
~10%
3 Everglades National Park 🇺🇸 United States
~10%

Cities Where Found

# City Country Daily sighting probability
1 Santo Domingo 🇩🇴 Dominican Republic
~10%
2 San José 🇨🇷 Costa Rica
<5%
3 Miami 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Spider Longhorned Beetle in San José?

Rare

Under 5% of wildlife watchers report a Spider Longhorned Beetle sighting in San José on a given day, based on 8 verified sightings from GBIF citizen-science data. It is the 158th most-seen of the 239 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 30%, if each day is a fresh chance.

When is the best time to see a Spider Longhorned Beetle in San José?

January, March and August–November

In those months about 10% of wildlife watchers report a Spider Longhorned Beetle in San José on a given day, against under 5% in February, April–July and December, the lowest months.

What time of day is best to see a Spider Longhorned Beetle?

Between 7 and 10 pm

Across all the parks we cover, that three-hour window holds the most Spider Longhorned Beetle sightings with a recorded time, and about 8 in 10 of them come between 6 pm and 6 am: it is mostly seen at night.

Is San José the best place to see a Spider Longhorned Beetle?

2nd of 3

Of the 3 cities where we can rate Spider Longhorned Beetle sightings, San José ranks 2nd at under 5%. The best odds are in Santo Domingo (Dominican Republic, about 10%).

Where does the Spider Longhorned Beetle sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Spider Longhorned Beetle is recorded against all the insects logged in San José (8 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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