topmouth gudgeon
Pseudorasbora parva (Temminck & Schlegel, 1846)
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 stone moroko (Pseudorasbora parva), also known as the topmouth gudgeon, is a species of freshwater ray-finned fish belonging to the family Gobionidae, the gudgeons. This species is native to Asia, but has been introduced and is now considered an invasive species in Europe and North America. The fish's size is rarely above 8 cm, and usually 2 to 7.5 cm (0.79 to 2.95 in) long.
Wikipedia contributors, Stone moroko; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T06:01:59.212715+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Pseudorasbora parva (Temminck & Schlegel, 1846)
- Name authority
- (Temminck & Schlegel, 1846)
- Common name
- topmouth gudgeon
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Cypriniformes
- Family
- Cyprinidae
- Genus
- Pseudorasbora
- 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
- subfamilyGobioninae Bleeker, 1863
- genusPseudorasbora Bleeker, 1859
- speciesPseudorasbora parva (Temminck & Schlegel, 1846)
Close classified relatives
These entries share the source’s genus, Pseudorasbora. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Pseudorasbora pumila Miyadi, 1930 | CyprinidaeChordata | Accepted speciesExtinction status not supplied |
| Pseudorasbora pugnax Kawase & Hosoya, 2015 | CyprinidaeChordata | 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 |
|---|---|
| Pseudorasbora parvus (Temminck & Schlegel, 1846) (Temminck & Schlegel, 1846) | synonym |
| Pseudorasbora parva parvula Nichols, 1929 Nichols, 1929 | synonym |
| Fundulus virescens Temminck & Schlegel, 1846 Temminck & Schlegel, 1846 | synonym |
| Pseudorasbora altipinna Nichols, 1925 Nichols, 1925 | synonym |
| Micraspius mianowskii Dybowski, 1869 Dybowski, 1869 | synonym |
| Pseudorasbora parva tenuis Nichols, 1929 Nichols, 1929 | synonym |
| Pseudorasbora depressirostris Nichols, 1925 Nichols, 1925 | synonym |
| Pseudorasbora monstrosa Nichols, 1925 Nichols, 1925 | synonym |
| Leuciscus parvus Temminck & Schlegel, 1846 Temminck & Schlegel, 1846 | synonym |
| Pseudorasbora fowleri Nichols, 1925 Nichols, 1925 | 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=465541 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:4P9F3. Classification follows source parent identifiers. English common names may vary by region.