Longnose spurdog
Squalus blainville (Risso, 1827)
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 longnose spurdog (Squalus blainville) is a dogfish shark of the genus Squalus, found over continental shelves in all oceans, at depths of between 15 and 800 metres. They reach one metre in length.
Wikipedia contributors, Longnose spurdog; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T06:00:47.167306+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Squalus blainville (Risso, 1827)
- Name authority
- (Risso, 1827)
- Common name
- Longnose spurdog
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Elasmobranchii
- Order
- Squaliformes
- Family
- Squalidae
- Genus
- Squalus
- Extinction status
- Not supplied by this source
Source habitat flags: Marine: yes · Freshwater: no · 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
- parvphylumChondrichthyes
- classElasmobranchii
- subclassNeoselachii
- infraclassSelachii
- superorderSqualomorphi
- orderSqualiformes Compagno, 1973
- familySqualidae de Blainville, 1816
- genusSqualus Linnaeus, 1758
- speciesSqualus blainville (Risso, 1827)
Close classified relatives
These entries share the source’s genus, Squalus. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Squalus bahiensis Viana, Carvalho & Gomes, 2016 | SqualidaeChordata | Accepted speciesExtinction status not supplied |
| Squalus bassi Viana, Carvalho & Ebert, 2017 | SqualidaeChordata | Accepted speciesExtinction status not supplied |
| Japanese shortnose spurdogSqualus brevirostris Tanaka, 1917 | SqualidaeChordata | Accepted speciesExtinction status not supplied |
| Squalus acutipinnis Regan, 1908 | SqualidaeChordata | Accepted speciesExtinction status not supplied |
| Squalus altipinnis Last, White & Stevens, 2007 | SqualidaeChordata | Accepted speciesExtinction status not supplied |
| Squalus albifrons Last, White & Stevens, 2007 | SqualidaeChordata | Accepted speciesExtinction status not supplied |
| Squalus hemipinnis White, Last & Yearsley, 2007 | SqualidaeChordata | Accepted speciesExtinction status not supplied |
| Squalus chloroculus Last, White & Motomura, 2007 | SqualidaeChordata | Accepted speciesExtinction status not supplied |
| Squalus crassispinus Last, Edmunds & Yearsley, 2007 | SqualidaeChordata | Accepted speciesExtinction status not supplied |
| Cuban dogfishSqualus cubensis Howell Rivero, 1936 | SqualidaeChordata | Accepted speciesExtinction status not supplied |
| Squalus mahia Viana, Lisher & Carvalho, 2017 | SqualidaeChordata | Accepted speciesExtinction status not supplied |
| Squalus melanurus Fourmanoir & Rivaton, 1979 | SqualidaeChordata | 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 |
|---|---|
| Squalus blainvilii (Risso, 1827) (Risso, 1827) | synonym |
| Acanthicus blainvillii (Risso, 1827) (Risso, 1827) | synonym |
| Spinax fernandezianus Guichenot, 1848 Guichenot, 1848 | synonym |
| Squalus blainvillei (Risso, 1827) (Risso, 1827) | synonym |
| Acanthias blainville Risso, 1827 Risso, 1827 | 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=105924 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:6ZDVP. Classification follows source parent identifiers. English common names may vary by region.