Catostomus murivallis, Wall canyon sucker

Catostomus murivallis Harris, Markle & Campbell, 2025

Wall canyon sucker
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Classification / Names Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa

Teleostei (teleosts) > Cypriniformes (Carps) > Catostomidae (Suckers) > Catostominae
Etymology: Catostomus: Greek, kata = down + Greek, stoma = mouth (Ref. 45335); murivallis: Name 'murivallis' from the Latin words 'murus' and 'vallis', meaning 'wall' and 'valley, in reference to the type locality of the species, Wall Canyon. A noun in apposition.

Environment: milieu / climate zone / depth range / distribution range Ecology

Freshwater; demersal. Temperate

Distribution Territories | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

North America: USA.

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 21.4 cm SL (female)

Short description Identification keys | Morphology | Morphometrics

Vertebrae: 39 - 41. This species is distinguished from its congeners by the following set of characters: moderately coarse scales, 67-92 usually in the lateral line, modally 85; scale rows between dorsal-fin origin and lateral line 12-17, modally 15; snout length 6.8-12.6% SL, mean 10.1%; body depth 16.7-24.1% SL, mean 20.9%; caudal-peduncle depth 8.0-12.1% SL, mean 9.5%; dorsal-fin base 11.2-16.7% SL, mean 14.0%; dorsal-fin origin to pelvic-fin origin 17.2-25.7% SL, mean 21.2%; dorsal-fin origin to anal-fin origin 28.6-39.1% SL, mean 33.2%; dorsal-fin insertion to anal-fin origin 17.5-25.4% SL, mean 21.7%; eye to nare 1.3-4.4% SL, mean 3.1%; and upper-lip 4.3-7.7% SL, mean 5.8% (Ref. 137930).
Body shape (shape guide): elongated; Cross section: oval.

Biology     Glossary (e.g. epibenthic)

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator | Collaborators

Harris, P.M., D.F. Markle and M.A. Campbell, 2025. Catostomus murivallis, a new species of sucker (Cypriniformes: Catostomidae) from Wall Canyon Creek, Surprise Valley, in Northwestern Nevada, U.S.A. Zootaxa 5653(3):429-439. (Ref. 137930)

IUCN Red List Status (Ref. 130435: Version 2025-2)

Not Evaluated 

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

Fisheries: of no interest
FAO - Publication: search | FishSource |

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Trophic ecology
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Summary page | Point data | Common names | Photos

Internet sources

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: genus, species | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GloBI | Google Books | Google Scholar | Google | IGFA World Record | OneZoom | Open Tree of Life | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | TreeBase | Tree of Life | Wikipedia: Go, Search |