NATURAL HISTORY · CATALOGUE RECORD
Dusky Leaftosser
Sclerurus obscurior E. J. O. Hartert, 1901
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
The dusky leaftosser or South American leaftosser (Sclerurus obscurior) is a bird in subfamily Sclerurinae, the leaftossers and miners, of the ovenbird family Furnariidae. It is found in Bolivia, Brazil, Colombia, Ecuador, French Giana, Guyana, Panama, Peru, Suriname, and Venezuela.
Wikipedia contributors, Dusky leaftosser; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T05:25:41.112284+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Sclerurus obscurior E. J. O. Hartert, 1901
- Name authority
- E. J. O. Hartert, 1901
- Common name
- Dusky Leaftosser
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Aves
- Order
- Passeriformes
- Family
- Furnariidae
- Genus
- Sclerurus
- Extinction status
- Recorded extant
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
- familyFurnariidae
- genusSclerurus Swainson, 1827
- speciesSclerurus obscurior E. J. O. Hartert, 1901
Close classified relatives
These entries share the source’s genus, Sclerurus. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Black-tailed LeaftosserSclerurus caudacutus (Vieillot, 1816) | FurnariidaeChordata | Accepted speciesRecorded extant |
| Short-billed LeaftosserSclerurus rufigularis Pelzeln, 1868 | FurnariidaeChordata | Accepted speciesRecorded extant |
| Rufous-breasted LeaftosserSclerurus scansor (Ménétriés, 1835) | FurnariidaeChordata | Accepted speciesRecorded extant |
| Grey-throated LeaftosserSclerurus albigularis P. L. Sclater & Salvin, 1869 | FurnariidaeChordata | Accepted speciesRecorded extant |
| Tawny-throated LeaftosserSclerurus mexicanus P. L. Sclater, 1857 | FurnariidaeChordata | Accepted speciesRecorded extant |
Names & synonyms
Names explicitly linked to this accepted taxon in the source. Synonymy can change with revision.
| Recorded name | Source status |
|---|---|
| Sclerurus mexicanus obscurior E. J. O. Hartert, 1901 E. J. O. Hartert, 1901 | synonym |
Documented distribution
Source distribution statements, not a complete range map. A listed locality is not necessarily a place of origin.
South America
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.
- https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=1266503 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:DD99G. Classification follows source parent identifiers. English common names may vary by region.