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Marsh Antwren

Formicivora acutirostris Bornschein, MR; Reinert, BL; Teixeira, DM 1995

The marsh antwren, also known as the Paraná antwren, is an insectivorous bird in the antbird family Thamnophilidae. It is endemic to marshes and swamps in the Brazilian states of Paraná and Santa Catarina. Source: Wikipedia




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Classification
Order:
  Passeriformes
Family:
  Thamnophilidae
Genus:
   Formicivora
Scientific:
  Formicivora acutirostris

Original description

Citation:
  Bornschein, MR; Reinert, BL; Teixeira, DM 1995

Reference:
   Publ. Téc.-Cient. Inst. Iguaçu Pesq. Pres. Amb. 1 p.11-13

Protonym:
  Stymphalornis acutirostris

Type locality:
  Balneario Ipacaray 25° 45'S, 48° 31'W, Municipio de Matinhos, Paraná, Brasil.

Link:
  https://www.researchgate.net/publication/320719907

Avibase identifiers

Avibase ID:
  D9FABE0DC3E1E10A

Avibase ID:
  avibase-D9FABE0D

Short link:
  https://avibase.ca/D9FABE0D

Taxonomic Serial Number:
  TSN: 916005

Geographic range:

  • Formicivora acutirostris: very local, southern Brazil (Paraná and far northeastern Santa Catarina) and southeastern Brazil (São Paulo)
  • Formicivora acutirostris acutirostris: southern Brazil (Paraná and far northeastern Santa Catarina)
  • Formicivora acutirostris paludicola: southeastern Brazil (São Paulo)
Source: Clements checklist
English:
Long-billed Antwren
Bulgarian:
Блатна мраволовка
Catalan:
formigueret d'aiguamoll
Czech:
mravenčík mokřadní
Danish:
Paranámyresmutte
German:
Schilfameisenfänger
Esperanto:
marĉa formikulo
Spanish:
Hormiguerito del Paraná
Spanish (Spain):
Hormiguerito del Paraná
Finnish:
luhtamuura
French:
Grisin des marais
Croatian:
močvarna mravarica
Italian:
Scricciolo formichiero del Paranà
Japanese (romaji):
hashinagaarisazai
Japanese:
ハシナガアリサザイ
Lithuanian:
pelkinė skruzdlesė
Dutch:
Paranámiervogel
Norwegian Nynorsk:
Marskmaursmett
Norwegian:
Marskmaursmett
Polish:
mrówkodławik bagienny
Portuguese:
bicudinho-do-brejo
Portuguese (Brazil):
bicudinho-do-brejo/bicudinho-do-brejo-paulista
Portuguese (Portugal):
formigueirinho-dos-pântanos
Russian:
Серобрюхий муравьелов
Slovak:
pralesníček hodinár
Serbian:
Močvarski mravlji svračak
Swedish:
paranámyrsmyg
Turkish:
Parana karıncakuşu
Ukrainian:
Рестинга паранайська
Chinese:
巴拉那蚁鹩
Chinese (Traditional):
巴拉那蟻鷯

Authorities recognizing this taxonomic concept:

Avibase taxonomic concepts (current):
Long-billed Antwren ( Formicivora acutirostris) [version 1]
Avibase taxonomic concepts v. 2023 (May 2023):
Long-billed or São Paulo Antwren ( Stymphalornis [acutirostris or paludicolus])
Avibase taxonomic concepts v. 2024 (Oct 2024):
Long-billed or São Paulo Antwren ( Stymphalornis [acutirostris or paludicolus])
Avibase taxonomic concepts v. 2025 (Nov 2025):
Long-billed Antwren ( Formicivora acutirostris) [version 1]
Avibase taxonomic concepts v. 03 (March 2015):
Long-billed or São Paulo Antwren ( Formicivora [acutirostris or paliducolus])
Avibase taxonomic concepts v. 04 (Aug 2016):
Long-billed or São Paulo Antwren ( Formicivora [acutirostris or paliducolus])
Avibase taxonomic concepts v. 05 (Jan 2017):
Long-billed or São Paulo Antwren ( Formicivora [acutirostris or paludicolus])
Avibase taxonomic concepts v. 06 (Feb 2018):
Long-billed or São Paulo Antwren ( Formicivora [acutirostris or paludicolus])
Avibase taxonomic concepts v. 07 (Feb 2020):
Long-billed or São Paulo Antwren ( Formicivora [acutirostris or paludicolus])
Avibase taxonomic concepts v. 08 (Feb 2021):
Long-billed or São Paulo Antwren ( Stymphalornis [acutirostris or paludicolus])
Avilist 2025:
Marsh Antwren ( Formicivora acutirostris) [version 1]
Birdlife checklist version 00:
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Birdlife checklist version 01:
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Birdlife checklist version 02:
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Birdlife checklist version 03:
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Birdlife checklist version 04:
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Birdlife checklist version 05 (Jun 2012):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Birdlife checklist version 05.1 (Oct 2012):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Birdlife checklist version 06 (Nov 2013):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Birdlife checklist version 06.1 (Feb 2014):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Birdlife checklist version 07 (Jul 2014):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Birdlife checklist version 08 (Oct 2015):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Commission internationale pour les noms français des oiseaux (1993, révision 2009):
Grisin des marais ( Stymphalornis acutirostris) [version 1]
Clements, version 2021:
Marsh Antwren ( Formicivora acutirostris) [version 1]
Clements, version 2022:
Marsh Antwren ( Formicivora acutirostris) [version 1]
Clements, version 2023:
Marsh Antwren ( Formicivora acutirostris) [version 1]
Clements, version 2024:
Marsh Antwren ( Formicivora acutirostris) [version 1]
Clements, version 2025:
Marsh Antwren ( Formicivora acutirostris) [version 1]
Clements 4th edition:
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Clements 5th edition (as published):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Clements 5th edition (incl. 2000 revisions):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Clements 5th edition (incl. 2001 revisions):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Clements 5th edition (incl. 2002 revisions):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Clements 5th edition (incl. 2003 revisions):
Parana Antwren ( Formicivora acutirostris) [version 1]
Clements 5th edition (incl. 2004 revisions):
Parana Antwren ( Formicivora acutirostris) [version 1]
Clements 5th edition (incl. 2005 revisions):
Parana Antwren ( Formicivora acutirostris) [version 1]
Clements 6th edition:
Parana Antwren ( Formicivora acutirostris) [version 1]
Clements 6th edition (incl. 2007 revisions):
Parana Antwren ( Formicivora acutirostris) [version 1]
Clements 6th edition (incl. 2008 revisions):
Parana Antwren ( Formicivora acutirostris) [version 1]
Clements 6th edition (incl. 2009 revisions):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Clements 6th edition (version 6.5 incl. 2010 revisions):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Clements 6th edition (version 6.6 incl. 2011 revisions):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Clements 6th edition (version 6.7 incl. 2012 revisions):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Clements 6th edition (version 6.8 incl. 2013 revisions):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Clements 6th edition (version 6.9 incl. 2014 revisions):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Clements, version 2015:
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Clements, version 2016:
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Clements, version 2017:
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Clements, version 2018:
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Clements, version 2019:
Parana Antwren ( Stymphalornis acutirostris) [version 1]
eBird version 1.50:
Parana Antwren ( Stymphalornis acutirostris) [version 1]
eBird version 1.52:
Parana Antwren ( Stymphalornis acutirostris) [version 1]
eBird version 1.53:
Parana Antwren ( Stymphalornis acutirostris) [version 1]
eBird version 1.54:
Parana Antwren ( Stymphalornis acutirostris) [version 1]
eBird version 1.55:
Parana Antwren ( Stymphalornis acutirostris) [version 1]
eBird version 2015:
Parana Antwren ( Stymphalornis acutirostris) [version 1]
eBird version 2016:
Parana Antwren ( Stymphalornis acutirostris) [version 1]
eBird version 2017:
Parana Antwren ( Stymphalornis acutirostris) [version 1]
eBird version 2018:
Parana Antwren ( Stymphalornis acutirostris) [version 1]
eBird version 2019:
Parana Antwren ( Stymphalornis acutirostris) [version 1]
eBird version 2021:
Marsh Antwren ( Formicivora acutirostris) [version 1]
eBird version 2022:
Marsh Antwren ( Formicivora acutirostris) [version 1]
eBird version 2023:
Marsh Antwren ( Formicivora acutirostris) [version 1]
eBird version 2024:
Marsh Antwren ( Formicivora acutirostris) [version 1]
eBird version 2025:
Marsh Antwren ( Formicivora acutirostris) [version 1]
Howard and Moore 3rd edition (as published):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Howard and Moore 3rd edition (incl. corrigenda 1.2):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Howard and Moore 3rd edition (incl. corrigenda 2.1):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Howard and Moore 3rd edition (incl. corrigenda 3.1):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Howard and Moore 3rd edition (incl. corrigenda 4):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Howard and Moore 3rd edition (incl. corrigenda 5):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Howard and Moore 3rd edition (incl. corrigenda 6):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Howard and Moore 3rd edition (incl. corrigenda 7):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Howard and Moore 3rd edition (incl. corrigenda 8):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
Handbook of the Birds of the World (vol 1-16):
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
Handbook of the Birds of the World Alive (31/01/2015):
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 1.0:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 1.1:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 1.5:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 1.6:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 1.7:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 2.0:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 2.1:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 2.2:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 2.3:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 2.4:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 2.5:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 2.6:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 2.7:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 2.8:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 2.9:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 2.10:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 2.11:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 3.1:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 3.2:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 3.3:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 3.4:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 3.5:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 4.1:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 4.2:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 4.3:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 4.4:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 5.1:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 5.2:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 5.3:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 5.4:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 6.1:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 6.2:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 6.3:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 6.4:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 7.1:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 7.2:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 7.3:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 8.1:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 8.2:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 9.1:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 9.2:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 10.1:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 10.2:
Marsh Antwren ( Stymphalornis acutirostris) [version 1]
IOC World Bird Names, version 11.1:
Marsh Antwren ( Formicivora acutirostris) [version 1]
IOC World Bird Names, version 11.2:
Marsh Antwren ( Formicivora acutirostris) [version 1]
IOC World Bird Names, version 12.1:
Marsh Antwren ( Formicivora acutirostris) [version 1]
IOC World Bird Names, version 12.2:
Marsh Antwren ( Formicivora acutirostris) [version 1]
IOC World Bird Names, version 13.1:
Marsh Antwren ( Formicivora acutirostris) [version 1]
IOC World Bird Names, version 13.2:
Marsh Antwren ( Formicivora acutirostris) [version 1]
IOC World Bird Names, version 14.1:
Marsh Antwren ( Formicivora acutirostris) [version 1]
IOC World Bird Names, version 14.2:
Marsh Antwren ( Formicivora acutirostris) [version 1]
IOC World Bird Names, version 15.1:
Marsh Antwren ( Formicivora acutirostris) [version 1]
IOC World Bird Names, version 15.2:
Marsh Antwren ( Formicivora acutirostris) [version 1]
Sibley and Monroe, Birds of the World Version 2.0:
Long-billed Antwren ( Stymphalornis acutirostris) [version 1]
South American Classification Committee (24/10/2003):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
South American Classification Committee (14/09/2005):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
South American Classification Committee (16/07/2006):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
South American Classification Committee (26/09/2007):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
South American Classification Committee (01/05/2008):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
South American Classification Committee (30/09/2009):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
South American Classification Committee (19/08/2010):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
South American Classification Committee (8/08/2011):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
South American Classification Committee (8/02/2012):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
South American Classification Committee (4/09/2012):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
South American Classification Committee (17/03/2013):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
South American Classification Committee (9/02/2014):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
South American Classification Committee (16/02/2015):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
South American Classification Committee (28/07/2016):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
South American Classification Committee (22/04/2017):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
South American Classification Committee (4/06/2018):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
South American Classification Committee (6/06/2019):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
South American Classification Committee (20/02/2020):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
South American Classification Committee (8/06/2020):
Parana Antwren ( Stymphalornis acutirostris) [version 1]
South American Classification Committee (24/08/2021):
Marsh Antwren ( Formicivora acutirostris) [version 1]
South American Classification Committee (24/07/2022):
Marsh Antwren ( Formicivora acutirostris) [version 1]
South American Classification Committee (28/09/2023):
Marsh Antwren ( Formicivora acutirostris) [version 1]
South American Classification Committee (27/07/2024):
Marsh Antwren ( Formicivora acutirostris) [version 1]
South American Classification Committee (31/07/2025):
Marsh Antwren ( Formicivora acutirostris) [version 1]
Zoonomen - Zoological Nomenclature Resource:
Stymphalornis acutirostris [version 1]
Zoonomen - Zoological Nomenclature Resource:
Stymphalornis acutirostris [version 1]

Taxonomic status:

Species status: newly discovered taxon

Your sightings

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Related taxa

Highlight taxa in a checklist (shown in red)

Other synonyms

See also the taxonomic synonyms table.


Bulgarian: Блатна мраволовка
Catalan: formigueret d'aiguamoll
Czech: mravenčík mokřadní
Danish: Paranámyresmutte
German: Schilfameisenfänger, Schilfrohr-Ameisenfänger
English: Long-billed Antwren, Long-billed or São Paulo Antwren, Marsh Antwren, Parana Antwren
English (Avilist): Marsh Antwren
English, HBW: Parana/Marsh Antwren
English (IOC): Marsh Antwren
English (United States): Marsh Antwren, Parana Antwren
Esperanto: marĉa formikulo
Spanish: Hormiguerito del Paraná
Spanish (Spain): Hormiguerito del Paraná
Spanish (HBW): Parana Antwren
Finnish: luhtamuura
French: Grisin des marais, Grisin des marais ou G. de Sao Paulo, Grisin des marais ou G. de São Paulo
French (Guyane): Grisin des marais
Croatian: močvarna mravarica
Italian: Scricciolo formichiero del Paranà
Japanese (romaji): hashinagaarisazai
Japanese: ハシナガアリサザイ
Scientific: Formicivora [acutirostris or paliducolus], Formicivora [acutirostris or paludicolus], Formicivora acutirostris, Stymphalornis [acutirostris or paliducolus], Stymphalornis [acutirostris or paludicolus], Stymphalornis acutirostris
Lithuanian: pelkinė skruzdlesė
Dutch: Paranámiervogel
Norwegian Nynorsk: Marskmaursmett
Norwegian: Lianemaursmett, marskmaursmett
Polish: mrówkodławik bagienny
Portuguese: bicudinho-do-brejo
Portuguese (Brazil): Bicudinho-do-brejo, bicudinho-do-brejo/bicudinho-do-brejo-paulista
Portuguese (Portugal): Bicudinho-dos-brejos, formigueirinho-dos-pântanos
Russian: Паранская муравьеловка, Серобрюхий муравьелов
Slovak: pralesníček hodinár
Serbian: Močvarski mravlji svračak
Swedish: paranámyrsmyg
Turkish: Parana karıncakuşu
Ukrainian: Рестинга паранайська
Chinese: 巴拉那蚁鹩
Chinese (Traditional): 巴拉那蟻鷯

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