Oreoleuciscus angusticephalus Bogutskaya, 2001
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
Oreoleuciscus angusticephalus, the narrow-headed Altai osman, is a species of freshwater ray-finned fish belonging to the family Leuciscidae, which contains the daces, chubs, true minnows and related species. It is endemic to Mongolia and has a maximum standard length of 23.8 centimetres (9.4 in). Its young feed on plankton while adults feed predominantly on fish. It has a lifespan of over 40 years and takes 8–9 years to mature.
Wikipedia contributors, Oreoleuciscus angusticephalus; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T23:26:35.331815+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Oreoleuciscus angusticephalus Bogutskaya, 2001
- Name authority
- Bogutskaya, 2001
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Cypriniformes
- Family
- Cyprinidae
- Genus
- Oreoleuciscus
- Extinction status
- Not supplied by this source
Source habitat flags: Marine: no · Freshwater: yes · 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
- orderCypriniformes
- familyCyprinidae Rafinesque, 1815
- genusOreoleuciscus Warpachowski, 1889
- speciesOreoleuciscus angusticephalus Bogutskaya, 2001
Close classified relatives
These entries share the source’s genus, Oreoleuciscus. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Oreoleuciscus potanini (Kessler, 1879) | CyprinidaeChordata | Accepted speciesExtinction status not supplied |
| Oreoleuciscus dsapchynensis Warpachowski, 1889 | CyprinidaeChordata | Accepted speciesExtinction status not supplied |
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.
- Bogutskaya, N. G. (2001). A revision of Altai Osmans of the genus Oreoleuciscus (Cyprinidae: Leuciscinae) with a description of a new species, O. angusticephalus, from River Kobdo (Hovd) system, West Mongolia. New Contributions to Freshwater Fish Research. Proceedings of the Zoological Institute, Academy of Sciences, St.-Petersburg., 287: 5–43. 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:756BF. Classification follows source parent identifiers. English common names may vary by region.