Silhouette: Cristian Gutierrez-Ibanez · PhyloPic

Long-billed Starthroat

Heliomaster longirostris

Silhouette: Cristian Gutierrez-Ibanez · PhyloPic

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered

KingdomAnimalia (Animals)
PhylumChordata (Chordates)
ClassAves (Birds)
OrderApodiformes (Swifts and Hummingbirds)
FamilyTrochilidae (Hummingbirds)
GenusHeliomaster (Starthroats)
SpeciesHeliomaster longirostris (Long-billed Starthroat)

Daily sighting probability Insufficient data

at Calakmul Biosphere Reserve

1 Verified sightings at Calakmul Biosphere Reserve From 2019 to 2026

4,150 Verified sightings across all 46 parks From 2019 to 2026

☀️ Diurnal When it's spotted during daytime hours (6am–6pm)

About the Long-billed Starthroat

The long-billed starthroat (Heliomaster longirostris) is a species of hummingbird in the "mountain gems", tribe Lampornithini in subfamily Trochilinae. It is found in Mexico, Central America, Trinidad, and all but the four southernmost countries of South America.

At one time the long-billed starthroat was placed in genus Anthoscenus but since the mid-1900s has had its current placement in Heliomaster. It has three subspecies, the nominate H. l. longirostris, H. l. pallidicepts, and H. l. albicrissa.

The long-billed starthroat is 11 to 12 cm (4.3 to 4.7 in) long. Males weigh 5.5 to 7.1 g (0.19 to 0.25 oz) and females about 6.5 g (0.23 oz). Both sexes of all subspecies have a long, almost straight, black bill and a small white spot behind the eye.

Males of the nominate subspecies have a glittering blue to greenish blue crown; the rest of its upperparts are dark bronzy green with the exception of a white stripe down the center of the rump. The face is black below the crown and has a white malar stripe below the black. Its tail is rather short and square-tipped. The feathers are bronzy green near the body and black away from it, and the outer... Wikipedia →

Closest Relatives at Calakmul Biosphere Reserve

Chlorestes candida

Daily sighting probability ~40% · Likely

Pampa curvipennis

Daily sighting probability ~40% · Likely

Amazilia yucatanensis

Daily sighting probability ~20% · Possible

Amazilia tzacatl

Daily sighting probability ~10% · With luck

Anthracothorax prevostii

Daily sighting probability ~10% · With luck

Cynanthus canivetii

Daily sighting probability ~10% · With luck

Archilochus colubris

Daily sighting probability ~10% · With luck

Amazilia rutila

Daily sighting probability <5% · Rare

Phaethornis striigularis

Daily sighting probability <5% · Rare

Heliothryx barroti

Daily sighting probability <5% · Rare

Phaethornis longirostris

Daily sighting probability Insufficient data

Chaetura vauxi

Daily sighting probability ~10% · With luck

See all 12 relatives Show fewer

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

#	Park	Country	Daily sighting probability
1	Darién National Park	🇵🇦 Panama	~20%
2	Machalilla National Park	🇪🇨 Ecuador	~20%
3	El Triunfo	🇲🇽 Mexico	~10%
4	Manu National Park	🇵🇪 Peru	~10%
5	La Amistad International Park (Panama)	🇵🇦 Panama	~10%
6	Chirripó National Park	🇨🇷 Costa Rica	~10%
7	Madidi National Park	🇧🇴 Bolivia	~10%
8	Yasuní National Park	🇪🇨 Ecuador	~10%
9	Cuyabeno Wildlife Reserve	🇪🇨 Ecuador	~10%
10	Sierra de la Macarena National Park	🇨🇴 Colombia	<5%
11	Tenorio Volcano National Park	🇨🇷 Costa Rica	<5%
12	Farallones de Cali National Natural Park	🇨🇴 Colombia	<5%
13	Piedras Blancas National Park	🇨🇷 Costa Rica	<5%
14	Tambopata National Reserve	🇵🇪 Peru	<5%
15	Cañón del Sumidero National Park	🇲🇽 Mexico	<5%
16	Chagres National Park	🇵🇦 Panama	<5%
17	Pico Bonito National Park	🇭🇳 Honduras	<5%
18	Arenal Volcano National Park	🇨🇷 Costa Rica	<5%
19	Tayrona National Natural Park	🇨🇴 Colombia	<5%
20	Cordillera Azul National Park	🇵🇪 Peru	<5%
21	Braulio Carrillo National Park	🇨🇷 Costa Rica	<5%
22	Chapada dos Guimarães National Park	🇧🇷 Brazil	<5%
23	Lago de Yojoa	🇭🇳 Honduras	<5%
24	Canaima National Park	🇻🇪 Venezuela	<5%
25	Corcovado National Park	🇨🇷 Costa Rica	<5%
26	Montes Azules Biosphere Reserve	🇲🇽 Mexico	<5%
27	Marino Ballena National Park	🇨🇷 Costa Rica	<5%
28	Amacayacu National Natural Park	🇨🇴 Colombia	<5%
29	Carara National Park	🇨🇷 Costa Rica	<5%
30	Rincón de la Vieja National Park	🇨🇷 Costa Rica	<5%
31	Gandoca-Manzanillo Wildlife Refuge	🇨🇷 Costa Rica	<5%
32	Manuel Antonio National Park	🇨🇷 Costa Rica	<5%
33	Soberanía National Park	🇵🇦 Panama	<5%
34	Los Nevados National Natural Park	🇨🇴 Colombia	<5%
35	Monteverde Cloud Forest Reserve	🇨🇷 Costa Rica	<5%
36	Tapantí-Macizo de la Muerte National Park	🇨🇷 Costa Rica	<5%
37	Las Baulas Marine National Park	🇨🇷 Costa Rica	Insufficient data
38	Calakmul Biosphere Reserve	🇲🇽 Mexico	Insufficient data
39	Cerro Azul Meámbar National Park	🇭🇳 Honduras	Insufficient data
40	Volcán Barú National Park	🇵🇦 Panama	Insufficient data
41	Cusuco National Park	🇭🇳 Honduras	Insufficient data
42	Chapada Diamantina National Park	🇧🇷 Brazil	Insufficient data
43	Tortuguero National Park	🇨🇷 Costa Rica	Insufficient data
44	Parque Estadual Encontro das Águas	🇧🇷 Brazil	Insufficient data
45	Bastimentos Island National Marine Park	🇵🇦 Panama	Insufficient data
46	Parque Natural Metropolitano	🇵🇦 Panama	Insufficient data

← Back to Calakmul Biosphere Reserve

Long-billed Starthroat

About the Long-billed Starthroat

Recent sightings of Long-billed Starthroat in Calakmul Biosphere Reserve

Closest Relatives at Calakmul Biosphere Reserve

White-bellied Emerald

Wedge-tailed Sabrewing

Buff-bellied Hummingbird

Rufous-tailed Hummingbird

Green-breasted Mango

Canivet's Emerald

Ruby-throated Hummingbird

Cinnamon Hummingbird

Stripe-throated Hermit

Purple-crowned Fairy

Long-billed Hermit

Vaux's Swift

Global Distribution

Parks Where Found