Banded Wren Thryophilus pleurostictus


Taxonomic note

Thryophilus pleurostictus (del Hoyo and Collar 2016) was previously listed as Thryothorus maculipectus.

Taxonomic source(s)
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A., Fishpool, L.D.C., Boesman, P. and Kirwan, G.M. 2016. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Volume 2: Passerines. Lynx Edicions and BirdLife International, Barcelona, Spain and Cambridge, UK.

IUCN Red list criteria met and history
Red List criteria met
Critically Endangered Endangered Vulnerable
- - -

Red List history
Year Category Criteria
2021 Least Concern
2016 Least Concern
2012 Least Concern
2009 Least Concern
2008 Least Concern
2004 Least Concern
2000 Lower Risk/Least Concern
1994 Lower Risk/Least Concern
1988 Lower Risk/Least Concern
Species attributes

Migratory status not a migrant Forest dependency Medium
Land mass type Average mass -

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 612,000 medium
Number of locations -
Severely Fragmented -
Population and trend
Value Data quality Derivation Year of estimate
No. of mature individuals 50000-499999 poor suspected 2019
Population trend Decreasing suspected -
Decline (3 years/1 generation past) - - -
Decline (5 years/1 generation past) - - -
Decline (10 years/1 generation past) - - -
Decline (10 years/3 generation future) - - -
Decline (10 years/3 generation past and future) - - -
Number of subpopulations - - -
Percentage in largest subpopulation - - -

Population justification: The total population is suspected to number 50,000-499,999 mature individuals (Partners in Flight 2019).

Trend justification:

The species is undergoing a moderate decline (Partners in Flight 2019).

Country/territory distribution
Country/Territory Occurrence status Presence Resident Breeding Non-breeding Passage
Costa Rica N Extant Yes
El Salvador N Extant Yes
Guatemala N Extant Yes
Honduras N Extant Yes
Mexico N Extant Yes
Nicaragua N Extant Yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Guatemala Cuilco
Guatemala Sierra de las Minas - Motagua
Guatemala Santiaguito Volcano
Costa Rica Guanacaste lowlands
Costa Rica Nicoya Peninsula
El Salvador Cinquera Forest
El Salvador El Imposible Forest
El Salvador Deininger
El Salvador Lake Olomega
El Salvador San Diego and La Barra
El Salvador Jucuarán Hills
El Salvador Los Cóbanos
El Salvador The Volcans and San Marcelino
El Salvador Conchagua Volcano
El Salvador San Miguel Volcano/El Jocotal Lagoon
El Salvador Barra de Santiago
Nicaragua Domitila
Nicaragua Miraflor
Nicaragua Quirragua Mountains and adjacent landscape
Nicaragua Mombacho Volcano
Nicaragua Chocoyero - El Brujo - Montibelli and adjacent landscape
Nicaragua Juan Venado Island
Nicaragua Cosiguina Volcano
Nicaragua Maderas Volcano
El Salvador La Unión Bay
Mexico La Encrucijada
Mexico La Sepultura
Mexico Laguna de Chacahua - Pastoría
Mexico Laguna de Manialtepec
Mexico Lagunas Costeras de Guerrero
Mexico Tancítaro
Honduras La Botija
Honduras El Jicarito
Honduras Chismuyo/Coyolito
Mexico Istmo de Tehuantepec - Mar Muerto
Mexico Cuenca Baja del Río Papagayo
Mexico Parque Natural Sierra de Nanchititla

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Forest Subtropical/Tropical Dry major resident
Forest Subtropical/Tropical Mangrove Vegetation Above High Tide Level suitable resident
Forest Subtropical/Tropical Swamp suitable resident
Shrubland Subtropical/Tropical Dry suitable resident
Altitude 0 - 1750 m Occasional altitudinal limits  

Purpose Primary form used Life stage used Source Scale Level Timing
Pets/display animals, horticulture - - International Non-trivial Recent

Recommended citation
BirdLife International (2023) Species factsheet: Thryophilus pleurostictus. Downloaded from on 30/03/2023. Recommended citation for factsheets for more than one species: BirdLife International (2023) IUCN Red List for birds. Downloaded from on 30/03/2023.