Spot-winged Falconet Spiziapteryx circumcincta


Taxonomic source(s)
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A. and Fishpool, L.D.C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Lynx Edicions BirdLife International, Barcelona, Spain and Cambridge, UK.
del Hoyo, J.; Collar, N. J.; Christie, D. A.; Elliott, A.; Fishpool, L. D. C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Barcelona, Spain and Cambridge UK: Lynx Edicions and BirdLife International.
SACC. 2006. A classification of the bird species of South America. Available at: #
SACC. 2006. A classification of the bird species of South America. Available at: #

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

Red List history
Year Category Criteria
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 Low
Land mass type Average mass -

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 1,710,000 medium
Number of locations -
Severely Fragmented -
Population and trend
Value Data quality Derivation Year of estimate
No. of mature individuals poor estimated 2009
Population trend Stable 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 - - -
Generation length (yrs) 8.6 - - -

Trend justification: The population is suspected to be stable in the absence of evidence for any declines or substantial threats.

Country/territory distribution
Country/Territory Occurrence status Presence Resident Breeding Non-breeding Passage
Argentina N Extant Yes
Bolivia N Extant Yes
Paraguay N Extant Yes
Uruguay N Extant Yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Bolivia KAA-IYA del Gran Chaco
Argentina Acambuco
Argentina Bañados del Quirquincho
Argentina Chaco de Tartagal
Argentina Reserva de Uso Múltiple Bañados del Río Dulce y Laguna Mar Chiquita
Argentina Parque Nacional Talampaya
Argentina Bosques de Olta
Argentina Bosques de Chacho
Argentina Reserva de Biosfera de Ñacuñan
Argentina Reserva Provincial Florística y Faunística Bosques Teltecas
Argentina Reserva Provincial Parque Luro
Argentina Victorica
Argentina Jagüel del Monte
Argentina Parque Nacional Lihue Calel
Argentina Bañados del Río Atuel
Argentina Reserva Natural Las Lancitas
Argentina Lagunas San Miguel y El Sauce
Argentina Valle Colorado y Valle Grande
Argentina Sierras de Puesto Viejo
Argentina Chaguaral
Argentina Parque Nacional El Rey
Argentina Lomas de Olmedo
Argentina Lotes 32 y 33, Maíz Gordo
Argentina Palomitas y Ebro
Argentina Quebrada de las Conchas
Argentina Salta Forestal
Argentina Sierra de Metán
Argentina Sierra Rosario de la Frontera
Argentina Luracatao y Valles Calchaquíes
Argentina Sierra de Medina
Argentina Ruinas de Quilmes
Argentina Parque Provincial La Florida
Argentina Trancas
Argentina Reserva Provincial Santa Ana
Argentina Sierra de Ambato
Argentina Salinas de Ambargasta
Argentina Bañado de Añatuya
Argentina Parque Nacional Copo
Argentina Bañados de Figueroa
Argentina Sierras de Guasayán
Argentina El Cachapé
Argentina La Fidelidad
Argentina Reserva Natural Loro Hablador
Argentina Estancia La Leonor
Argentina Parque Provincial Fuerte Esperanza
Argentina Parque Nacional Chaco
Argentina Parque Provincial Pampa del Indio
Argentina Río Bermejito
Argentina Reserva Natural Formosa
Argentina El Cantor
Argentina Misión Taacaglé
Argentina Fortín Sargento Primero Leyes
Argentina Nacientes de los riachos Monte Lindo y Tatú Piré
Argentina Estancia Guaycolec
Argentina Bañado La Estrella Este
Argentina Bañado La Estrella Oeste
Argentina Parque Nacional Río Pilcomayo
Argentina Bajos Submeridionales
Argentina Caldenal del Sudoeste de Buenos Aires
Argentina Estepas arbustivas del Sur de Buenos Aires
Argentina Salinas Grandes
Argentina Quebrada del Condorito National Park and Reserva Hidrica Provincial Pampa de Achala
Argentina Sistema Uritorco
Argentina Chancaní y Sierras de Pocho
Paraguay Fortín Toledo
Paraguay Parque Nacional Médanos del Chaco
Paraguay Parque Nacional Tinfunqué - Estero Patiño
Paraguay Parque Nacional Teniente Enciso
Argentina Itiyuro-Tuyunti

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

Recommended citation
BirdLife International (2023) Species factsheet: Spiziapteryx circumcincta. Downloaded from on 05/02/2023. Recommended citation for factsheets for more than one species: BirdLife International (2023) IUCN Red List for birds. Downloaded from on 05/02/2023.