LC
Squamate Antbird Myrmoderus squamosus



Taxonomy

Taxonomic note

Myrmoderus squamosus (del Hoyo and Collar 2016) was previously listed as Myrmeciza squamosa.

 

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.
SACC. 2005 and updates. A classification of the bird species of South America. Available at: #http://www.museum.lsu.edu/~Remsen/SACCBaseline.htm#.

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

Red List history
Year Category Criteria
2018 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 -
Distribution

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 445,000 medium
Number of locations -
Severely Fragmented -
Population and trend
Value Data quality Derivation Year of estimate
No. of mature individuals unknown not applicable not applicable 0
Population trend Decreasing inferred -
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 - - -
Generation length (yrs) 4.8 - - -

Population justification: The global population size has not been quantified, but this species is described as 'common' (Stotz et al. 1996).

Trend justification:

The species is tentatively assessed as being in decline due to habitat loss per Tracewski et al. (2016).


Country/territory distribution
Country/Territory Occurrence status Presence Resident Breeding Non-breeding Passage
Brazil N Extant Yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Brazil Serra do Marumbi
Brazil Área de Proteção Ambiental de Guaratuba
Brazil Parque Estadual da Serra do Mar (entre Caraguatatuba e Picinguaba)
Brazil Região de Blumenau
Brazil Serra da Cantareira
Brazil Parque Estadual da Serra do Mar (entre Santos e São Sebastião)
Brazil Serra do Tabuleiro State Park
Brazil Ilhabela State Park (Parque Estadual de Ilhabela IBA)
Brazil Guaraqueçaba / Jacupiranga / Cananéia
Brazil Maciço Florestal de Paranapiacaba
Brazil Estação Ecológica de Juréia-Itatins
Brazil Serra da Bocaina / Paraty / Angra dos Reis
Brazil Região dos Aparados da Serra

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Forest Subtropical/Tropical Moist Lowland major resident
Savanna Dry suitable resident
Altitude 0 - 1000 m Occasional altitudinal limits  

Recommended citation
BirdLife International (2022) Species factsheet: Myrmoderus squamosus. Downloaded from http://www.birdlife.org on 14/08/2022. Recommended citation for factsheets for more than one species: BirdLife International (2022) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 14/08/2022.