Description
(
Inglês
)
fornecido por AmphibiaWeb articles
Diagnosis: This salamander is a moderately large sexually dimorphic species (males average 52.7 mm SL, females average 76.3 mm SL) that is charcoal-gray with white flecking on the dorsum. Distinguished from other large black Bolitoglossa as follows: B. robusta has a cream-colored ring on the tail and more maxillary teeth; B. nigrescens has a more robust trunk, longer limbs, and a higher mean number of maxillary and vomerine teeth; B. magnifica is larger in size and has fewer maxillary and vomerine teeth; B. obscura has fewer maxillary and vomerine teeth; B. copia has more interdigital webbing and has white coloration around the jaws, gular region, and throat; B. anthracina has a narrower head and considerably more maxillary teeth (Hanken et al. 2005).Description: Adult males measure 44.1-61.5 mm in SL (average 52.7 mm); females measure 69.9-82.7 mm (average 76.3 mm). The tail length is shorter than SL, with SL/TL ratio of 1.27 in males and 1.17 in females. The head is markedly rugose, and is broad in males but narrower in females. Snout is truncated. Nostrils are small. Nasolabial protuberances are small in females but are well developed in males. Mental glands in males are oval in shape and are wider than long. The postiliac gland appears as a large pale spot. Eyes are located within the jaw margins. 2-4 premaxillary teeth are present in both sexes; 20-49 maxillary teeth in males and 59-77 in females; 23-44 vomerine teeth in males and 48-53 in females. The premaxillary teeth of males are small and protrude through upper lip. The limbs are long. The limb interval is 1.5 in males and 2.0 in females. The hands and feet are large and digits have bluntly pointed digital tips. Webbing is less extensive in adults than in juveniles. The two distal-most phalanges of the longest digits of adults are free of webbing. The fingers are 3>2>4>1 in order of decreasing length, while toes are 3>4>2>5>1. All digits have well developed subterminal pads. Skin is rough or rugose and glandular (Hanken et al. 2005).In life, the holotype was mottled charcoal, grayish black, and pale brown-black when first captured, but subsequently the coloration changed to dark blackish brown while the salamander was in captivity. Dorsum is flecked with numerous widely scattered gray to white spots. Venter is black with widely scattered white flecks. Proximal portions of the hind limbs are dark orange. Hands and feet are gray. Iris is dark brown. The mental gland is pigmented but paler than the ground color. Subadults and juveniles have small white patches on lateral and ventrolateral surfaces of the body. A subadult was light gray when captured, but turned to solid dark black in captivity with two white patches on the tail base ventrolaterally.In preservative, the white flecks become obscure. Those that remain most prominent are found on the tail and close to the tail base (Hanken et al. 2005).First described by Hanken et al. (2005). The specific name derives from the Spanish sombra, meaning "shadow", referring to the dark coloration of the body.A Spanish-language species account can be found at the website of Instituto Nacional de Biodiversidad (INBio) (http://darnis.inbio.ac.cr/FMPro?-DB=UBIpub.fp3&-lay=WebAll&-Format=/ubi/detail.html&-Op=bw&id=7225&-Find).
Distribution and Habitat
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Inglês
)
fornecido por AmphibiaWeb articles
Bolitoglossa sombra is known from the Pacific slopes of the Cordillera de Talamanca of Costa Rica and western Panamá (from Cerro Frantizius to Las Tablas). It may occur near Santa Clara in western Panamá, but the identity of the single specimen from this locality has not been confirmed. It inhabits tropical premontane and lower montane rainforest at elevations ranging from 1500 to 2300 m asl. Salamanders were found 0.6-2.0 m above the ground, on moss-covered tree trunks, resting in a machete slice in a tree trunk, between mossy buttresses of a tree on top of leaf litter, on stumps, underneath moss on a tree trunk, in the leaf axil of a bromeliad, and on a concrete structure leading to an underground aqueduct (Hanken et al. 2005).
Life History, Abundance, Activity, and Special Behaviors
(
Inglês
)
fornecido por AmphibiaWeb articles
It has a limited range and probably does not tolerate much habitat degradation, making it vulnerable to habitat destruction. However, it occurs within protected reserves: Parque Internacional La Amistad, including the Las Tablas protected area, in Costa Rica. Chytridiomycosis may be a threat (Stuart et al. 2008).
Life History, Abundance, Activity, and Special Behaviors
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Inglês
)
fornecido por AmphibiaWeb articles
B. sombra is an agile and active salamander. One individual was found climbing rapidly up a tree trunk. This species uses its prehensile tail freely as it moves. On the Pacific slopes of Cerro Pando, it is sympatric with with B. compacta, B. marmorea, and Oedipina grandis. It is presumed to breed by direct development (Hanken et al. 2005).
Behavior
(
Espanhol; Castelhano
)
fornecido por INBio
Nocturna y ágil (Hanken, Wake and Savage, 2005).
Habitat
(
Espanhol; Castelhano
)
fornecido por INBio
En troncos y gambas cubiertos de musgos y en bromelias del Bosque Tropical Lluvioso Premontano y el Bosque Tropical Lluvioso Montano Bajo, según zonas de vida de Holdridge (Hanken, Wake and Savage, 2005).
Distribution
(
Espanhol; Castelhano
)
fornecido por INBio
Distribucion en Costa Rica: Endémica. En la vertiente pacífica del extremo sur de la Cordillera de Talamanca, desde cerro Frantzius hasta la frontera con Panamá, entre 1.800 y 2.300 m de altitud (Hanken, Wake and Savage, 2005).
Distribucion General:
Trophic Strategy
(
Espanhol; Castelhano
)
fornecido por INBio
Posiblemente de pequeños insectos.
Diagnostic Description
(
Espanhol; Castelhano
)
fornecido por INBio
Es una salamandra de cuerpo moderadamente largo (4,4 a 8,3 cm) en adultos, las hembras son más largas que los machos; tiene el dorso negro con motas gris negro y café negro y con muchas manchas pequeñas desde gris hasta blancas; el vientre es negro plomizo; la cabeza presenta muchas rugosidades; los ojos son moderados, manos y pies grandes y más pálidos que el dorso y cola corta (Hanken, Wake and Savage, 2005).
Diagnostic Description
(
Espanhol; Castelhano
)
fornecido por INBio
Localidad del tipo: Del sendero acuaducto, a lo largo del río Cotón, bajo Las Tablas, Coto Brus, Costa Rica (8º56.6' N, 82º45.0' W), 1.760 msnm.
Depositario del tipo: MVZ 225872
Recolector del tipo: M. García-Paris, E. Jockusch, E. Meyer y D. Wake, 20 de mayo de 1994
Shadowy web-footed salamander
(
Inglês
)
fornecido por wikipedia EN
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Shadowy web-footed salamander: Brief Summary
(
Inglês
)
fornecido por wikipedia EN
The shadowy web-footed salamander (Bolitoglossa sombra) is a species of salamander in the family Plethodontidae. It is found in Costa Rica and possibly Panama. Its natural habitat is subtropical or tropical moist montane forests. It is threatened by habitat loss.
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Bolitoglossa sombra
(
Espanhol; Castelhano
)
fornecido por wikipedia ES
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Bolitoglossa sombra: Brief Summary
(
Espanhol; Castelhano
)
fornecido por wikipedia ES
Bolitoglossa sombra es una especie de salamandras en la familia Plethodontidae. Habita en Costa Rica y en el este de Panamá, en la Cordillera de Talamanca. Su hábitat natural son los montanos húmedos tropicales o subtropicales. Está amenazada de extinción debido a la destrucción de su hábitat.
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Bolitoglossa sombra
(
Basco
)
fornecido por wikipedia EU
(RLQ=window.RLQ||[]).push(function(){mw.log.warn("Gadget "ErrefAurrebista" was not loaded. Please migrate it to use ResourceLoader. See u003Chttps://eu.wikipedia.org/wiki/Berezi:Gadgetaku003E.");});
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Bolitoglossa sombra: Brief Summary
(
Basco
)
fornecido por wikipedia EU
Bolitoglossa sombra Bolitoglossa generoko animalia da. Anfibioen barruko Plethodontidae familian sailkatuta dago, Caudata ordenan.
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Bolitoglossa sombra
(
Francês
)
fornecido por wikipedia FR
Bolitoglossa sombra est une espèce d'urodèles de la famille des Plethodontidae[1].
Répartition
Cette espèce est endémique du versant Pacifique de la cordillère de Talamanca. Elle se rencontre entre 1 500 et 2 300 m d'altitude[1] :
Description
Les mâles mesurent de 44,1 à 61,5 mm de longueur standard et les femelles de 69,9 à 82,7 mm[2].
Étymologie
Son nom d'espèce, de l'espagnol sombra, « sombre, ombre », lui a été donné en référence à sa coloration[3].
Publication originale
- Hanken, Wake & Savage, 2005 : A solution to the large black salamander problem (genus Bolitoglossa) in Costa Rica and Panamá. Copeia, vol. 2005, no 2, p. 227-245 (texte intégral).
Notes et références
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↑ a et b Amphibian Species of the World, consulté lors d'une mise à jour du lien externe
-
↑ AmphibiaWeb. University of California, Berkeley, CA, USA, consulté lors d'une mise à jour du lien externe
-
↑ Hanken, Wake & Savage, 2005 : A solution to the large black salamander problem (genus Bolitoglossa) in Costa Rica and Panamá. Copeia, vol. 2005, no 2, p. 227-245 (texte intégral).
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Bolitoglossa sombra: Brief Summary
(
Francês
)
fornecido por wikipedia FR
Bolitoglossa sombra est une espèce d'urodèles de la famille des Plethodontidae.
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Bolitoglossa sombra
(
Neerlandês; Flamengo
)
fornecido por wikipedia NL
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Bolitoglossa sombra: Brief Summary
(
Neerlandês; Flamengo
)
fornecido por wikipedia NL
Bolitoglossa sombra is een salamander uit de familie longloze salamanders (Plethodontidae). De soort werd voor het eerst wetenschappelijk beschreven door James Hanken, David Burton Wake en Jay Mathers Savage in 2005.
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Bolitoglossa sombra
(
Vietnamita
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fornecido por wikipedia VI
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Bolitoglossa sombra: Brief Summary
(
Vietnamita
)
fornecido por wikipedia VI
Bolitoglossa sombra (tên tiếng Anh: Shadowy Web-footed Salamander) là một loài kỳ giông thuộc họ Plethodontidae. Loài này có ở Costa Rica và có thể cả Panama. Môi trường sống tự nhiên của chúng là vùng núi ẩm nhiệt đới hoặc cận nhiệt đới. Chúng hiện đang bị đe dọa vì mất môi trường sống.
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