Cottunculus nudus Nelson, 1989
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
Cottunculus nudus, the bonyskull toadfish, is a species of fish in the blobfish family Psychrolutidae. It is found in the south-western Pacific Ocean off New Zealand at depths down to 1,123 m (3,684 ft).
Wikipedia contributors, Cottunculus nudus; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T19:25:28.016089+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Cottunculus nudus Nelson, 1989
- Name authority
- Nelson, 1989
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Perciformes
- Family
- Psychrolutidae
- Genus
- Cottunculus
- 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
- parvphylumOsteichthyes
- gigaclassActinopterygii
- superclassActinopteri
- classTeleostei
- orderPerciformes
- suborderCottoidei
- familyPsychrolutidae Günther, 1861
- genusCottunculus Collett, 1875
- speciesCottunculus nudus Nelson, 1989
Close classified relatives
These entries share the source’s genus, Cottunculus. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Cottunculus konstantinovi Myagkov, 1991 | PsychrolutidaeChordata | Accepted speciesExtinction status not supplied |
| Sadko sculpinCottunculus sadko Essipov, 1937 | PsychrolutidaeChordata | Accepted speciesExtinction status not supplied |
| Cottunculus spinosus Gilchrist, 1906 | PsychrolutidaeChordata | Accepted speciesExtinction status not supplied |
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.
- Nelson, J. S. (1989). Cottunculus nudus, a new psychrolutid fish from New Zealand (Scorpaeniformes: Cottoidei). Copeia, 1989 (2): 401–408. https://doi.org/10.2307/1445437 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:YYF4. Classification follows source parent identifiers. English common names may vary by region.