Asterophysus batrachus Kner, 1858
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
Asterophysus batrachus, the gulper catfish or ogre catfish, is a species of catfish in the family Auchenipteridae. It is native to the Rio Negro and Orinoco basins in Brazil, Colombia and Venezuela, where it is mostly found in slow-moving waters with many submerged structures.
Wikipedia contributors, Asterophysus; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T19:04:45.742393+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Asterophysus batrachus Kner, 1858
- Name authority
- Kner, 1858
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Siluriformes
- Family
- Auchenipteridae
- Genus
- Asterophysus
- 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
- familyAuchenipteridae Bleeker, 1862
- subfamilyAuchenipterinae Bleeker, 1862
- tribeAsterophysini Bleeker, 1862
- genusAsterophysus Kner, 1858
- speciesAsterophysus batrachus Kner, 1858
Close classified relatives
No other member of this genus is present in the selected snapshot.
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.
- Kner, R. (1858). Ichthyologische Beiträge. II. Abtheilung. Sitzungsberichte Der Kaiserlichen Akademie Der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe, v. 26 (s. 373): 373–448, Pls. 1–9. 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:5W5ZQ. Classification follows source parent identifiers. English common names may vary by region.