Cetopsidium roae Vari, Ferraris & de Pinna, 2005
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
Cetopsidium roae is a species of freshwater ray-finned fish belonging to the family Cetopsidae, the whale catfishes. This fish is found in the upper stream of the Essequibo region in south-western Guyana, in the Rupununi basin, and upper Takutu River on the frontier of Guyana and Brazil.
Wikipedia contributors, Cetopsidium roae; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T19:16:12.456026+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Cetopsidium roae Vari, Ferraris & de Pinna, 2005
- Name authority
- Vari, Ferraris & de Pinna, 2005
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Siluriformes
- Family
- Cetopsidae
- Genus
- Cetopsidium
- 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
- orderSiluriformes
- familyCetopsidae Bleeker, 1858
- subfamilyCetopsinae Bleeker, 1858
- genusCetopsidium Vari, Ferraris & de Pinna, 2005
- speciesCetopsidium roae Vari, Ferraris & de Pinna, 2005
Close classified relatives
These entries share the source’s genus, Cetopsidium. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Cetopsidium ferreirai Vari, Ferraris & de Pinna, 2005 | CetopsidaeChordata | Accepted speciesExtinction status not supplied |
| Cetopsidium soniae Vari & Ferraris, 2009 | CetopsidaeChordata | 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.
- Vari, R. P.; Ferraris, C. J., Jr.; de Pinna, M. C. C. (2005). The neotropical whale catfishes (Siluriformes: Cetopsidae: Cetopsinae), a revisionary study. Neotropical Ichthyology, 3. https://doi.org/10.1590/s1679-62252005000200001 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:5XN2C. Classification follows source parent identifiers. English common names may vary by region.