Aspiolucius esocinus (Kessler, 1874)
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
Aspiolucius is a monospecific genus of freshwater ray-finned fish belonging to the family Leuciscidae. The only species in the genus is Aspiolucius esocinus, the pike asp, This species is found in Central Asia in rivers such as the Amu Darya and Syr Darya, and occasionally lakes in Tajikistan, Kyrgyzstan, Turkmenistan and Uzbekistan, where it was a common fish until 1980s. After that, the population had rapidly declined, so that the species was declared endangered in these countries, and extinct in the neighboring Kazakhstan. This species can reach a total length of 50 cm (20 in).
Wikipedia contributors, Aspiolucius; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T19:04:37.668259+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Aspiolucius esocinus (Kessler, 1874)
- Name authority
- (Kessler, 1874)
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Cypriniformes
- Family
- Cyprinidae
- Genus
- Aspiolucius
- 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
- subfamilyAlburninae Girard, 1858
- genusAspiolucius Berg, 1907
- speciesAspiolucius esocinus (Kessler, 1874)
Close classified relatives
No other member of this genus is present in the selected snapshot.
Names & synonyms
Names explicitly linked to this accepted taxon in the source. Synonymy can change with revision.
| Recorded name | Source status |
|---|---|
| Aspius esocinus Kessler, 1874 Kessler, 1874 | 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=1020429 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:HJHK. Classification follows source parent identifiers. English common names may vary by region.