---
title: "White-winged Black-Tyrant"
description: "Knipolegus aterrimus — Birds. The white-winged black tyrant (Knipolegus aterrimus) is a species of bird in the family Tyrannidae, the tyrant flycatchers."
canonical: https://animalchecklist.com/animal/white-winged-black-tyrant
last_updated: 2026-09-20
---

# White-winged Black-Tyrant

> Knipolegus aterrimus — Birds. The white-winged black tyrant (Knipolegus aterrimus) is a species of bird in the family Tyrannidae, the tyrant flycatchers.

- Scientific name: *Knipolegus aterrimus*
- Category: `birds` (Birds)
- Habitats: unknown
- iNaturalist observations: 769
- Wikidata: [Q1062573](https://www.wikidata.org/wiki/Q1062573)
- iNaturalist taxon: [16807](https://www.inaturalist.org/taxa/16807)

## Names

- en: White-winged Black-Tyrant
- de: Weißspiegelmohrentyrann
- es: Viudita trinadora
- fr: Ada à ailes blanches
- nl: Witvleugelmoortiran
- pt: Maria-preta-bate-rabo
- pl: Wdowik białopręgi

## Countries with the most observations

AR (378), BO (84), PE (81)

## Summary

The white-winged black tyrant (Knipolegus aterrimus) is a species of bird in the family Tyrannidae, the tyrant flycatchers. It is found in Argentina, Bolivia, Paraguay, Peru, and as a vagrant to Brazil and Chile.

Text: Wikipedia (en), CC BY-SA 4.0 — https://en.wikipedia.org/wiki/White-winged_black_tyrant

## Photo

![White-winged Black-Tyrant](https://animalchecklist.com/img/animals/white-winged-black-tyrant/medium.jpg)

Photo: Diego Carús · CC0 · inaturalist — https://www.inaturalist.org/observations/193187791

## Machine access

`GET https://animalchecklist.com/api/v1/animals/white-winged-black-tyrant?lang=en` — see [openapi.json](https://animalchecklist.com/openapi.json).