Lowcrest hatchetfish
Argyropelecus sladeni Regan, 1908
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
Argyropelecus sladeni, or Sladen's hatchetfish, is a species of ray-finned fish in the family Sternoptychidae, found in the tropical and subtropical Atlantic, Indian and Pacific Oceans. This small fish lives in the mesopelagic zone by day and makes a daily vertical migration to the epipelagic zone at night.
Wikipedia contributors, Argyropelecus sladeni; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T07:47:07.132323+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Argyropelecus sladeni Regan, 1908
- Name authority
- Regan, 1908
- Common name
- Lowcrest hatchetfish
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Stomiiformes
- Family
- Sternoptychidae
- Genus
- Argyropelecus
- 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
- orderStomiiformes
- familySternoptychidae Duméril, 1805
- subfamilySternoptychinae Duméril, 1805
- genusArgyropelecus Cocco, 1829
- speciesArgyropelecus sladeni Regan, 1908
Close classified relatives
No other member of this genus is present in the selected snapshot.
Names & synonyms
Names explicitly linked to this accepted taxon in the source. Synonymy can change with revision.
| Recorded name | Source status |
|---|---|
| Argyropelecus lynchus hawaiensis Schultz, 1961 Schultz, 1961 | synonym |
| Argyripnus sladeni (Regan, 1908) (Regan, 1908) | synonym |
| Argyropelecus hawaiensis Schultz, 1961 Schultz, 1961 | 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. (1908). Report on the marine fishes collected by Mr. J. Stanley Gardiner in the Indian Ocean. The Transactions of the Linnean Society of London. Second Series. Zoology, v. 12 (pt 3): 217–255, Pls. 23–32. https://doi.org/10.1111/j.1096-3642.1908.tb00199.x 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:GK87. Classification follows source parent identifiers. English common names may vary by region.