softskin smooth-head
Rouleina attrita (Vaillant, 1888)
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
Rouleina attrita, the softskin smooth-head or softskin slickhead, is a species of fish in the family Alepocephalidae.
Its specific name is from the Latin attrīta ("bruised, worn away"), presumably referring to the mutilated or decomposed state of the type specimens.
Wikipedia contributors, Rouleina attrita; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T07:47:31.861322+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Rouleina attrita (Vaillant, 1888)
- Name authority
- (Vaillant, 1888)
- Common name
- softskin smooth-head
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Alepocephaliformes
- Family
- Alepocephalidae
- Genus
- Rouleina
- 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
- orderAlepocephaliformes
- familyAlepocephalidae Bonaparte, 1846
- genusRouleina Jordan, 1923
- speciesRouleina attrita (Vaillant, 1888)
Close classified relatives
These entries share the source’s genus, Rouleina. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Rouleina guentheri (Alcock, 1892) | AlepocephalidaeChordata | Accepted speciesExtinction status not supplied |
| Rouleina livida (Brauer, 1906) | AlepocephalidaeChordata | Accepted speciesExtinction status not supplied |
| Rouleina watasei (Tanaka, 1909) | AlepocephalidaeChordata | Accepted speciesExtinction status not supplied |
| Rouleina eucla Whitley, 1940 | AlepocephalidaeChordata | Accepted speciesExtinction status not supplied |
| Rouleina danae Parr, 1951 | AlepocephalidaeChordata | Accepted speciesExtinction status not supplied |
| Rouleina euryops Sazonov, 1999 | AlepocephalidaeChordata | Accepted speciesExtinction status not supplied |
| Rouleina nuda (Brauer, 1906) | AlepocephalidaeChordata | Accepted speciesExtinction status not supplied |
| bluntsnout slickheadRouleina squamilatera (Alcock, 1898) | AlepocephalidaeChordata | 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 |
|---|---|
| Rouleina attritus (Vaillant, 1888) (Vaillant, 1888) | synonym |
| Caudania mollis (Köhler, 1896) (Köhler, 1896) | synonym |
| Rouleina mollis (Köhler, 1896) (Köhler, 1896) | synonym |
| Talismania mollis (Köhler, 1896) (Köhler, 1896) | synonym |
| Bathytroctes aequatoris Goode & Bean, 1896 Goode & Bean, 1896 | synonym |
| Bathytroctes attritus Vaillant, 1888 Vaillant, 1888 | synonym |
| Bathytroctes mollis Köhler, 1896 Köhler, 1896 | 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=126709 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:4TGX7. Classification follows source parent identifiers. English common names may vary by region.