longface emperor
Lethrinus olivaceus Valenciennes, 1830
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
Lethrinus olivaceus, common name longface emperor or long-nosed emperor, is a species of marine ray-finned fish belonging to the family Lethrinidae, the emperors or emperor breams. This species has a wide Indo-Pacific distribution.
Wikipedia contributors, Lethrinus olivaceus; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T06:00:39.201846+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Lethrinus olivaceus Valenciennes, 1830
- Name authority
- Valenciennes, 1830
- Common name
- longface emperor
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Family
- Lethrinidae
- Genus
- Lethrinus
- 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
- familyLethrinidae Bonaparte, 1831
- genusLethrinus Cuvier, 1829
- speciesLethrinus olivaceus Valenciennes, 1830
Close classified relatives
These entries share the source’s genus, Lethrinus. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| yellowtail emperorLethrinus crocineus Smith, 1959 | LethrinidaeChordata | Accepted speciesExtinction status not supplied |
| Lethrinus atlanticus Valenciennes, 1830 | LethrinidaeChordata | Accepted speciesExtinction status not supplied |
| Lethrinus amboinensis Bleeker, 1854 | LethrinidaeChordata | Accepted speciesExtinction status not supplied |
| blackeye emperorLethrinus enigmaticus Smith, 1959 | LethrinidaeChordata | Accepted speciesExtinction status not supplied |
| Lethrinus semicinctus Valenciennes, 1830 | LethrinidaeChordata | Accepted speciesExtinction status not supplied |
| spangled emperorLethrinus nebulosus (Forsskål, 1775) | LethrinidaeChordata | Accepted speciesExtinction status not supplied |
| redaxil emperorLethrinus conchyliatus (Smith, 1959) | LethrinidaeChordata | Accepted speciesExtinction status not supplied |
| Lethrinus laticaudis Alleyne & MacLeay, 1877 | LethrinidaeChordata | Accepted speciesExtinction status not supplied |
| spotcheek emperorLethrinus rubrioperculatus Sato, 1978 | LethrinidaeChordata | Accepted speciesExtinction status not supplied |
| Lethrinus atkinsoni Seale, 1910 | LethrinidaeChordata | Accepted speciesExtinction status not supplied |
| orange-striped emperorLethrinus obsoletus (Forsskål, 1775) | LethrinidaeChordata | Accepted speciesExtinction status not supplied |
| Lethrinus mitchelli Allen, Victor & Erdmann, 2021 | LethrinidaeChordata | Accepted speciesRecorded extant |
Names & synonyms
Names explicitly linked to this accepted taxon in the source. Synonymy can change with revision.
| Recorded name | Source status |
|---|---|
| Lethrinus rostratus specificus Borodin, 1932 Borodin, 1932 | synonym |
| Lethrinus waigiensis Valenciennes, 1830 Valenciennes, 1830 | synonym |
| Lethrinus xanthopterus Valenciennes, 1830 Valenciennes, 1830 | synonym |
| Lethrinus longirostris Playfair, 1867 Playfair, 1867 | synonym |
| Lethrinus rostratus Valenciennes, 1830 Valenciennes, 1830 | 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.
- Cuvier, G., & Valenciennes, A. (1830). Histoire naturelle des poissons. Tome Sixième. Livre sixième. Partie I. Des Sparoïdes; Partie II. Des Ménides. Tome Sixième. Livre Sixième. Partie I. Des Sparoïdes; Partie II. Des Ménides., v. 6: i–xxiv + 6 pp. + 1–559, Pls. 141–169. [Valenciennes is author of pp. 1–425, 493–559; Cuvier 426–491. i–xviii + 1–470 in Strasbourg ed.]. 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:72326. Classification follows source parent identifiers. English common names may vary by region.