Moxostoma duquesnei (Lesueur, 1817)
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
The black redhorse (Moxostoma duquesnei, also duquesnii, duquesni) is a species of freshwater fish endemic to Ontario and the eastern half of the United States, where it lives in streams and small to medium rivers.
A bottom-feeder, it feeds on microcrustaceans, aquatic insects, detritus, and algae. The black redhorse spawns in the spring.
This species has been identified as Threatened by the Committee on the Status of Endangered Wildlife in Canada (COSEWIC). It is currently being considered for listing under the federal Species at Risk Act (SARA).
Wikipedia contributors, Black redhorse; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T23:14:26.312749+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Moxostoma duquesnei (Lesueur, 1817)
- Name authority
- (Lesueur, 1817)
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Cypriniformes
- Family
- Catostomidae
- Genus
- Moxostoma
- 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
- orderCypriniformes
- familyCatostomidae Agassiz, 1850
- subfamilyCatostominae Agassiz, 1850
- tribeMoxostomatini Bleeker, 1863
- genusMoxostoma Rafinesque, 1820
- speciesMoxostoma duquesnei (Lesueur, 1817)
Close classified relatives
These entries share the source’s genus, Moxostoma. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Moxostoma breviceps (Cope, 1870) | CatostomidaeChordata | Accepted speciesExtinction status not supplied |
| Moxostoma carinatum (Cope, 1870) | CatostomidaeChordata | Accepted speciesExtinction status not supplied |
| Moxostoma lachneri Robins & Raney, 1956 | CatostomidaeChordata | Accepted speciesExtinction status not supplied |
| Mexican RedhorseMoxostoma austrinum Bean, 1880 | CatostomidaeChordata | Accepted speciesExtinction status not supplied |
| Moxostoma robustum (Cope, 1870) | CatostomidaeChordata | Accepted speciesExtinction status not supplied |
| Moxostoma lacerum (Jordan & Brayton, 1877) | CatostomidaeChordata | Accepted speciesExtinction status not supplied |
| Moxostoma rupiscartes Jordan & Jenkins, 1889 | CatostomidaeChordata | Accepted speciesExtinction status not supplied |
| Mascota JumprockMoxostoma mascotae Regan, 1907 | CatostomidaeChordata | Accepted speciesExtinction status not supplied |
| Moxostoma pappillosum (Cope, 1870) | CatostomidaeChordata | Accepted speciesExtinction status not supplied |
| Moxostoma pisolabrum Trautman & Martin, 1951 | CatostomidaeChordata | Accepted speciesExtinction status not supplied |
| Moxostoma erythrurum (Rafinesque, 1818) | CatostomidaeChordata | Accepted speciesExtinction status not supplied |
| Moxostoma poecilurum Jordan, 1877 | CatostomidaeChordata | 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 |
|---|---|
| Placopharynx duquesnii (Lesueur, 1817) (Lesueur, 1817) | synonym |
| Moxotoma duquesneri (Lesueur, 1817) (Lesueur, 1817) | synonym |
| Moxostoma duquesnii (Lesueur, 1817) (Lesueur, 1817) | synonym |
| Catostomus duquesnii Lesueur, 1817 Lesueur, 1817 | 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=1022878 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:6S37M. Classification follows source parent identifiers. English common names may vary by region.