NATURAL HISTORY · CATALOGUE RECORD
Stresemann's Bristlefront
Merulaxis stresemanni Sick, 1960
Source-backed taxonomic record
Accepted species in Catalogue of Life’s 11 September 2026 base release. This preserves the source classification and available supporting data; it is not a completed species monograph.
Open encyclopedia reference
Stresemann's bristlefront (Merulaxis stresemanni) is a critically endangered species of bird in the family Rhinocryptidae, commonly known as tapaculos. It is endemic to Brazil, where there are 50 or fewer individuals living exclusively in the Mata do Passarinho Reserve.
Wikipedia contributors, Stresemann's bristlefront; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T08:02:47.895282+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Merulaxis stresemanni Sick, 1960
- Name authority
- Sick, 1960
- Common name
- Stresemann's Bristlefront
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Aves
- Order
- Passeriformes
- Family
- Rhinocryptidae
- Genus
- Merulaxis
- Extinction status
- Recorded extinct
Classification family tree
Nested taxonomic groups from the source. This is not a direct-ancestor chain, a dated evolutionary tree or a phylogenetic reconstruction.
- domainEukaryota (Chatton, 1925) Whittaker & Margulis, 1978
- kingdomAnimalia
- phylumChordata
- subphylumVertebrata
- infraphylumGnathostomata
- parvphylumOsteichthyes
- megaclassTetrapoda
- classAves
- orderPasseriformes
- familyRhinocryptidae Wetmore, 1930
- genusMerulaxis R. P. Lesson, 1831
- speciesMerulaxis stresemanni Sick, 1960
Close classified relatives
These entries share the source’s genus, Merulaxis. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Slaty BristlefrontMerulaxis ater R. P. Lesson, 1831 | RhinocryptidaeChordata | Accepted speciesRecorded extant |
Documented distribution
Source distribution statements, not a complete range map. A listed locality is not necessarily a place of origin.
Source literature & publication evidence
References attached to this source record, including nomenclatural citations where supplied. This is a selected bibliography; abbreviated citations remain in the source’s form.
- Sick, & Helmut. (1960). Zur Systematik und Biologie der Bürzelstelzer (Rhinocryptidae), speziell Brasiliens. Journal Für Ornithologie, Vol. 101. Source fields: Taxon.tsv dwc:namePublishedIn, Taxon.tsv dcterms:references
Origins, evidence & remaining research
Name authority and publication references document nomenclature where the source supplies it. They do not establish evolutionary origins or the earliest fossil occurrence.
Specimen-level evidence, morphology, ecological research, phylogenetic studies, a comprehensive bibliography and a located literary passage have not yet been compiled for this record. A suitable sourced image remains to be added.
Dataset citation & attribution
This exact taxon in ChecklistBank · Catalogue of Life 2026-09-11
Catalogue of Life 2026-09-11; dataset 316321; doi:10.48580/dgz5n. https://creativecommons.org/licenses/by/4.0/ . Retrieved 5 October 2026.
Stable key: col:3ZWYP. Classification follows source parent identifiers. English common names may vary by region.