Family Tyrant-flycatchers (Tyrannidae)

Least Concern

Dark-faced Ground-tyrant (Muscisaxicola maclovianus)


Taxonomy

French: Dormilon bistré German: Maskengrundtyrann Spanish: Dormilona carinegra
Taxonomy:

Sylvia macloviana

Garnot

, 1826,

#R#R#R, Falkland Islands

.

Two subspecies recognized.

Subspecies and Distribution
  • M. m. mentalis d’Orbigny & Lafresnaye, 1837 – S Chile (Los Ríos S to Cape Horn) and S Argentina (Neuquén and Río Negro S to Tierra del Fuego); winters N to N Peru, NE Argentina and Uruguay, occasionally to S Brazil#R.
  • M. m. maclovianus (Garnot, 1826) – Falkand Is.
  • Descriptive notes

    15–16·5 cm. Generally shorter-billed than other ground-tyrants, accentuated by small and rounded appearance. Has forehead, lores and cheek blackish, crown dull... read more

    Voice

    Alarm call a series of loud “cheep” and rapid “tu” or “chee-tú”; territorial song reported as a... read more

    Habitat

    Open meadows near forest and woodland edge and high Andean slopes; also marshy places in valleys... read more

    Food and feeding

    Insects. Mainly terrestrial, making short runs and hops after prey, stopping suddenly and standing erect; sometimes hovers for long periods... read more

    Breeding

    Sept–Mar (race mentalis); Oct–Dec in Falkland Is (nominate); possibly double-brooded. Displaying male flies up c. 16 m... read more

    Movements

    Resident in Falkland Is. Mainland race mentalis migratory, spends austral winter (Apr... read more

    Status and conservation

    Not globally threatened. Common. Most numerous ground-tyrant in S part of Tierra del Fuego in austral summer. Nominate race in Falkland Is estimated at 4000–8000 pairs... read more

    Recommended citation

    Farnsworth, A., Langham, G. & de Juana, E. (2019). Dark-faced Ground-tyrant (Muscisaxicola maclovianus). 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/57445 on 20 July 2019).