Cubiceps caeruleus Regan, 1914
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
Cubiceps caeruleus, the blue fathead or cubehead, is a species of driftfish native to the Pacific and Atlantic oceans. It is a pelagic fish that can be found at depths of from 20 to 250 metres (66 to 820 ft). It mostly feeds on salps. This species can reach a length of 25.6 centimetres (10.1 in) TL.
Wikipedia contributors, Blue fathead; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T19:27:11.798267+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Cubiceps caeruleus Regan, 1914
- Name authority
- Regan, 1914
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Scombriformes
- Family
- Nomeidae
- Genus
- Cubiceps
- 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
- orderScombriformes
- familyNomeidae Günther, 1860
- genusCubiceps Lowe, 1843
- speciesCubiceps caeruleus Regan, 1914
Close classified relatives
These entries share the source’s genus, Cubiceps. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Cubiceps macrolepis Agafonova, 1988 | NomeidaeChordata | Accepted speciesExtinction status not supplied |
| Cubiceps nanus Agafonova, 1988 | NomeidaeChordata | Accepted speciesExtinction status not supplied |
| longfin cigarfishCubiceps paradoxus Butler, 1979 | NomeidaeChordata | Accepted speciesExtinction status not supplied |
| Cubiceps whiteleggii (Waite, 1894) | NomeidaeChordata | Accepted speciesExtinction status not supplied |
| Cubiceps kotlyari Agafonova, 1988 | NomeidaeChordata | 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 |
|---|---|
| Cubiceps coeruleus Regan, 1914 Regan, 1914 | synonym |
| Cubiceps caerulus Regan, 1914 Regan, 1914 | 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.
- Regan, C. T. (1914). Diagnoses of new marine fishes collected by the British Antarctic (`Terra Nova’) expedition. Annals and Magazine of Natural History (Series 8), v. 13 (no. 73): 11–17. https://doi.org/10.1080/00222931408693450 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:6BNQC. Classification follows source parent identifiers. English common names may vary by region.