Genidens genidens (Cuvier, 1829)
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
Genidens genidens, the Guri sea catfish or marine catfish, is a species of catfish in the family Ariidae. It was described by Georges Cuvier in 1829, originally under the genus Pimelodus. It is known from southern South American rivers connected to the Atlantic Ocean. It is known to reach a total length of 42.5 cm (16.7 in), but more commonly reaches a TL of 35 cm (14 in). It has been recorded spawning between Autumn and Spring. Its diet includes polychaete worms, plants, finfish, mollusks, and benthic crustaceans.
The Guri sea catfish is rated as Least Concern by the IUCN redlist.
Wikipedia contributors, Genidens genidens; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T22:35:45.006001+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Genidens genidens (Cuvier, 1829)
- Name authority
- (Cuvier, 1829)
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Siluriformes
- Family
- Ariidae
- Genus
- Genidens
- 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
- orderSiluriformes
- familyAriidae Bleeker, 1858
- subfamilyAriinae Bleeker, 1858
- genusGenidens Castelnau, 1855
- speciesGenidens genidens (Cuvier, 1829)
Close classified relatives
These entries share the source’s genus, Genidens. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Genidens planifrons (Higuchi, Reis & Araújo, 1982) | AriidaeChordata | 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 |
|---|---|
| Genidens cuvieri Castelnau, 1855 Castelnau, 1855 | synonym |
| Pimelodus genidens Cuvier, 1829 Cuvier, 1829 | synonym |
| Bagrus genidens (Cuvier, 1829) (Cuvier, 1829) | synonym |
| Genidens granulosus Castelnau, 1855 Castelnau, 1855 | synonym |
| Genidens valenciennesii Bleeker, 1858 Bleeker, 1858 | 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=280826 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:3FKVC. Classification follows source parent identifiers. English common names may vary by region.