Gray-tailed Mountain-gem

Gray-tailed Mountain-gem

Lampornis cinereicauda

Silhouette: Ferran Sayol · PhyloPic

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability ~10% · With luck
at Tapantí-Macizo de la Muerte National Park
9 Verified sightings at Tapantí-Macizo de la Muerte National Park From 2019 to 2026
22 Verified sightings across all 3 parks From 2019 to 2026
November Best month highest sighting rate
☀️ Diurnal When it's spotted during daytime hours (6am–6pm)

About the Gray-tailed Mountain-gem

The white-throated mountaingem or white-throated mountain-gem (Lampornis castaneoventris) is a species of hummingbird in tribe Lampornithini of subfamily Trochilinae. It is endemic to the highlands of Costa Rica and Panama.

The white-throated mountaingem was formally described in 1851 by the English ornithologist John Gould based on a specimen collected by the Polish botanist Józef Warszewicz at an altidude of 1,800 m (6,000 ft) in the Cordillera de Chiriquí of western Panama. Gould coined the binomial name Trichilus castaneoventris where the specific epithet combines the Latin castaneus meaning "chestnut-brown" with venter, ventris meaning "belly". The white-throated mountaingem is now one of seven species placed in the genus Lampornis that was introduced in 1827 by the English zoologist William Swainson.

Two subspecies are recognised: L. c. cinereicauda (Lawrence, GN, 1867) – southern Costa Rica (Cordillera de Talamanca) L. c. castaneoventris (Gould, J, 1851) – montane forest of far western Panama The subspecies L. c. cinereicauda has sometimes been considered a separate species, the gray-tailed mountaingem. In 1999 Karl-Ludwig Schuchmann in the Handbook of Birds of... Wikipedia →

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Los Quetzales National Park 🇨🇷 Costa Rica
~10%
2 Tapantí-Macizo de la Muerte National Park 🇨🇷 Costa Rica
~10%
3 Chirripó National Park 🇨🇷 Costa Rica
Insufficient data

Quick answers

What are the chances of seeing a Gray-tailed Mountain-gem in Tapantí-Macizo de la Muerte National Park?

About 10% of wildlife watchers report a Gray-tailed Mountain-gem sighting in Tapantí-Macizo de la Muerte National Park, based on 9 verified sightings from GBIF citizen-science data.

When is the best time to see Gray-tailed Mountain-gem in Tapantí-Macizo de la Muerte National Park?

November has the highest sighting rate for Gray-tailed Mountain-gem in Tapantí-Macizo de la Muerte National Park in our monthly data.

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