Family Vireos (Vireonidae)

Least Concern

Yellow-green Greenlet (Hylophilus viridiflavus)


Taxonomy

French: Viréon jaune-vert German: Panamavireo Spanish: Verdillo panameño
Taxonomy:

Hylophilus viridiflavus

Lawrence

, 1861,

#R, Atlantic slope near Panama Railroad, Canal Zone, Panama

.

Hitherto treated as conspecific with H. flavipes (which see), but differs in its darker, richer yellow underparts (2); greener, less brown upperparts (1); and slower song (score 3) with fewer notes (score 1)#R. Two subspecies recognized.

What do (1) and (2) mean? Learn more about the scoring system.
Subspecies and Distribution
  • H. v. viridiflavus Lawrence, 1861 – SW Costa Rica and Panama (Caribbean coast to around Canal Zone, Pacific coast E to lower R Bayano).
  • H. v. xuthus Wetmore, 1957 – Coiba I, off SW Panama.
  • Descriptive notes

    10·5–11·7 cm; 11·3–13·7 g. Nominate race has crown to tail including wing-coverts and secondaries yellowish olive, primaries blackish with outer webs fringed yellowish olive... read more

    Voice

    Song a series of slurred or double notes, “chi-cheer, chi-cheer” or “du-wee, du-wee”, repeated 5–20... read more

    Habitat

    Found in dense low scrub, oil palm (Elaeis guineensis) plantations, and bamboo stands on... read more

    Food and feeding

    Stomach contents of two individuals contained spiders, an earwig (Dermaptera), ootheca, a hymenopteran, small caterpillars, a bupestrid,... read more

    Breeding

    Season Apr–Jul, also one nest in Dec, in Costa Rica; in Panama, dependent fledgling in mid Aug. Nest in Costa Rica a flimsy hemispherical... read more

    Movements

    Apparently sedentary.

    Status and conservation

    Not globally threatened (Least Concern). Generally considered to be common or abundant, and possibly increasing due to its acceptance of highly modified or regenerating... read more

    Recommended citation

    del Hoyo, J., Collar, N. & Kirwan, G.M. (2018). Yellow-green Greenlet (Hylophilus viridiflavus). 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/1343762 on 19 June 2018).