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NATURAL HISTORY · CATALOGUE RECORD

Pale Catfish

Rhamdia guatemalensis (Günther, 1864)

Source-backed taxonomic record

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
Rhamdia guatemalensis (Günther, 1864)
Name authority
(Günther, 1864)
Common name
Pale Catfish
Rank
species
Accepted status
accepted
Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Order
Siluriformes
Family
Heptapteridae
Genus
Rhamdia
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.

  1. domainEukaryota (Chatton, 1925) Whittaker & Margulis, 1978
  2. kingdomAnimalia
  3. phylumChordata
  4. subphylumVertebrata
  5. infraphylumGnathostomata
  6. parvphylumOsteichthyes
  7. gigaclassActinopterygii
  8. superclassActinopteri
  9. classTeleostei
  10. orderSiluriformes
  11. familyHeptapteridae Gill, 1861
  12. genusRhamdia Bleeker, 1858
  13. speciesRhamdia guatemalensis (Günther, 1864)

Close classified relatives

These entries share the source’s genus, Rhamdia. They are not necessarily the closest relatives established by molecular evidence.

SpeciesClassificationSource status
Rhamdia argentina (Humboldt, 1821)HeptapteridaeChordataAccepted speciesExtinction status not supplied
Rhamdia cinerascens (Günther, 1860)HeptapteridaeChordataAccepted speciesExtinction status not supplied
Rhamdia guasarensis DoNascimiento, Provenzano & Lundberg, 2004HeptapteridaeChordataAccepted speciesExtinction status not supplied
Rhamdia humilis (Günther, 1864)HeptapteridaeChordataAccepted speciesExtinction status not supplied
Rhamdia itacaiunas Silfvergrip, 1996HeptapteridaeChordataAccepted speciesExtinction status not supplied
Rhamdia laluchensis Weber, Allegrucci & Sbordoni, 2003HeptapteridaeChordataAccepted speciesExtinction status not supplied
Rock CatfishRhamdia laticauda (Kner, 1858)HeptapteridaeChordataAccepted speciesExtinction status not supplied
Rhamdia muelleri (Günther, 1864)HeptapteridaeChordataAccepted speciesExtinction status not supplied
Rhamdia reddelli Miller, 1984HeptapteridaeChordataAccepted speciesExtinction status not supplied
Rhamdia saijaensis Rendahl, 1941HeptapteridaeChordataAccepted speciesExtinction status not supplied
Rhamdia schomburgkii Bleeker, 1858HeptapteridaeChordataAccepted speciesExtinction status not supplied
Rhamdia poeyi Eigenmann & Eigenmann, 1888HeptapteridaeChordataAccepted speciesExtinction status not supplied

Browse 189 records assigned to Heptapteridae.

Names & synonyms

Names explicitly linked to this accepted taxon in the source. Synonymy can change with revision.

Recorded nameSource status
Pimelodus guatemalensis Günther, 1864 Günther, 1864synonym

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.

  1. https://www.marinespecies.org/aphia.php?p=taxdetails&id=1021025 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:4RZNR. Classification follows source parent identifiers. English common names may vary by region.