dusky damselfish
Stegastes adustus (Troschel, 1865)
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
Stegastes adustus, also known as the dusky damselfish or scarlet-backed demoiselle, is a species of damselfish in the family Pomacentridae. It is found at one- to three-meter depths on surging and wavy coral reefs in the Caribbean Sea, the tropical waters of the western Atlantic Ocean, and the Gulf of Mexico.
Wikipedia contributors, Stegastes adustus; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T05:59:58.985332+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Stegastes adustus (Troschel, 1865)
- Name authority
- (Troschel, 1865)
- Common name
- dusky damselfish
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Family
- Pomacentridae
- Genus
- Stegastes
- Extinction status
- Not supplied by this source
Source habitat flags: Marine: yes · Freshwater: no · Terrestrial: no. These do not form a complete habitat description.
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
- gigaclassActinopterygii
- superclassActinopteri
- classTeleostei
- familyPomacentridae Bonaparte, 1831
- genusStegastes Jenyns, 1840
- speciesStegastes adustus (Troschel, 1865)
Close classified relatives
These entries share the source’s genus, Stegastes. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Acapulco damselfishStegastes acapulcoensis (Fowler, 1944) | PomacentridaeChordata | Accepted speciesExtinction status not supplied |
| whitebar gregoryStegastes albifasciatus (Schlegel & Müller, 1839) | PomacentridaeChordata | Accepted speciesExtinction status not supplied |
| Stegastes baldwini Allen & Woods, 1980 | PomacentridaeChordata | Accepted speciesExtinction status not supplied |
| beaubrummelStegastes flavilatus (Gill, 1862) | PomacentridaeChordata | Accepted speciesExtinction status not supplied |
| beaugregoryStegastes leucostictus (Müller & Troschel, 1848) | PomacentridaeChordata | Accepted speciesExtinction status not supplied |
| blunt snout gregoryStegastes lividus (Forster, 1801) | PomacentridaeChordata | Accepted speciesExtinction status not supplied |
| bicolor damselfishStegastes partitus (Poey, 1868) | PomacentridaeChordata | Accepted speciesExtinction status not supplied |
| Stegastes pictus (Castelnau, 1855) | PomacentridaeChordata | Accepted speciesExtinction status not supplied |
| threespot damselfishStegastes planifrons (Cuvier, 1830) | PomacentridaeChordata | Accepted speciesExtinction status not supplied |
| Cortez damselfishStegastes rectifraenum (Gill, 1862) | PomacentridaeChordata | Accepted speciesExtinction status not supplied |
| Clarion damselfishStegastes redemptus (Heller & Snodgrass, 1903) | PomacentridaeChordata | Accepted speciesExtinction status not supplied |
| ebony gregoryStegastes limbatus (Cuvier, 1830) | PomacentridaeChordata | Accepted speciesExtinction status not supplied |
Names & synonyms
Names explicitly linked to this accepted taxon in the source. Synonymy can change with revision.
| Recorded name | Source status |
|---|---|
| Pomacentrus dorsopunicans Poey, 1868 Poey, 1868 | synonym |
| Pomacentrus adustus Troschel, 1865 Troschel, 1865 | synonym |
| Eupomacentrus rubridorsalis Beebe & Hollister, 1933 Beebe & Hollister, 1933 | synonym |
| Pomacentrus obscuratus Poey, 1876 Poey, 1876 | synonym |
| Stegastes dorsopunicans (Poey, 1868) (Poey, 1868) | synonym |
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.marinespecies.org/aphia.php?p=taxdetails&id=276659 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:4ZNML. Classification follows source parent identifiers. English common names may vary by region.