Family Hummingbirds (Trochilidae)

Least Concern

Band-tailed Barbthroat (Threnetes ruckeri)


Taxonomy

French: Ermite de Rucker German: Weißbinden-Schattenkolibri Spanish: Ermitaño barbudo colibandeado
Taxonomy:

Trochilus Ruckeri

Bourcier

, 1847,

Esmeraldas, Ecuador

.

Proposed race darienensis based on birds from an extensive zone of character introgression in E Panama and N Colombia, involving ventosus, nominate and venezuelensis. Three subspecies currently recognized.

Subspecies and Distribution
  • T. r. ventosus Bangs & T. E. Penard, 1924 – E Guatemala and Belize to Panama.
  • T. r. ruckeri (Bourcier, 1847) – N & W Colombia and W Ecuador (S to El Oro).
  • T. r. venezuelensis Cory, 1913 – NW Venezuela (E to W Apure and W Barinas).
  • Descriptive notes

    10–11 cm; male 5·5–7 g, female 5–7 g. A medium-sized hermit with contrasting underpart coloration, almost straight bill, and dark tail feathers with... read more

    Voice

    Song is a fast high-pitched phrase of some 5–10 notes repeated with intervals of several seconds.... read more

    Habitat

    Understorey of primary and disturbed forest, forest edge, dense second growth, semi-open shrubbery... read more

    Food and feeding

    Nectar of Heliconia, Costus and other tubular flowers; also small arthropods, especially spiders. Feeds by trap-lining.... read more

    Breeding

    Feb–May in Costa Rica, Caribbean slope; Jun–Sept in Costa Rica, Pacific slope; nesting recorded May in Honduras, and Dec in... read more

    Movements

    Presumably sedentary, although some post-breeding movement recorded, in particular of young birds. read more

    Status and conservation

    Not globally threatened (Least Concern). CITES II. Common along forest borders of Pacific slopes of Colombia and NW Ecuador. In foothills of Tumbaco (SW Colombia) density of... read more

    Recommended citation

    Hinkelmann, C. & Boesman, P. (2019). Band-tailed Barbthroat (Threnetes ruckeri). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from https://www.hbw.com/node/55352 on 21 May 2019).