Potamarius usumacintae Betancur-R. & Willink, 2007
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.
Identity & source status
- Scientific name
- Potamarius usumacintae Betancur-R. & Willink, 2007
- Name authority
- Betancur-R. & Willink, 2007
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Siluriformes
- Family
- Ariidae
- Genus
- Potamarius
- 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
- familyAriidae Bleeker, 1858
- subfamilyAriinae Bleeker, 1858
- genusPotamarius Hubbs & Miller, 1960
- speciesPotamarius usumacintae Betancur-R. & Willink, 2007
Close classified relatives
These entries share the source’s genus, Potamarius. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Potamarius nelsoni (Evermann & Goldsborough, 1902) | AriidaeChordata | Accepted speciesExtinction status not supplied |
| Potamarius grandoculis (Steindachner, 1877) | AriidaeChordata | Accepted speciesExtinction status not supplied |
| Potamarius izabalensis Hubbs & Miller, 1960 | AriidaeChordata | 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.
- Betancur-R, R., & Willink, P. W. (2007). A New Freshwater Ariid (Otophysi: Siluriformes) from the Río Usumacinta Basin. Copeia, 2007. https://doi.org/10.1643/0045-8511(2007)7[818:anfaos]2.0.co;2 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:4M38X. Classification follows source parent identifiers. English common names may vary by region.