Grey-backed Tailorbird
Orthotomus derbianus Moore, 1855
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 gray-backed tailorbird (Orthotomus derbianus) is a species of bird formerly placed in the "Old World warbler" assemblage, but now placed in the family Cisticolidae. It is endemic to the Philippines and found only on the islands of Luzon and Catanduanes.
Wikipedia contributors, Grey-backed tailorbird; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T07:53:57.413266+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Orthotomus derbianus Moore, 1855
- Name authority
- Moore, 1855
- Common name
- Grey-backed Tailorbird
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Aves
- Order
- Passeriformes
- Family
- Cisticolidae
- Genus
- Orthotomus
- 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
- familyCisticolidae Sundevall, 1872
- genusOrthotomus Horsfield, 1821
- speciesOrthotomus derbianus Moore, 1855
Close classified relatives
These entries share the source’s genus, Orthotomus. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| White-eared TailorbirdOrthotomus cinereiceps Sharpe, 1877 | CisticolidaeChordata | Accepted speciesRecorded extant |
| Common TailorbirdOrthotomus sutorius (Pennant, 1769) | CisticolidaeChordata | Accepted speciesRecorded extant |
| Dark-necked TailorbirdOrthotomus atrogularis Temminck, 1836 | CisticolidaeChordata | Accepted speciesRecorded extant |
| Orthotomus frontalis Sharpe, 1877 | CisticolidaeChordata | Accepted speciesRecorded extant |
| Yellow-breasted TailorbirdOrthotomus samarensis Steere, 1890 | CisticolidaeChordata | Accepted speciesRecorded extant |
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=561728 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:6T9XJ. Classification follows source parent identifiers. English common names may vary by region.