Smalltooth dragonfish
Pachystomias microdon (Günther, 1878)
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
Pachystomias microdon, the smalltooth dragonfish, is a species of barbeled dragonfish found in the oceans at depths of from 660 to 4,000 metres (2,170 to 13,120 ft). This species grows to a length of 22.1 centimetres (8.7 in) SL. This species is the only known species in its genus.
Wikipedia contributors, Pachystomias; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T07:52:27.061153+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Pachystomias microdon (Günther, 1878)
- Name authority
- (Günther, 1878)
- Common name
- Smalltooth dragonfish
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Stomiiformes
- Family
- Stomiidae
- Genus
- Pachystomias
- 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
- familyStomiidae Bleeker, 1859
- subfamilyMelanostomiinae Parr, 1927
- genusPachystomias Günther, 1887
- speciesPachystomias microdon (Günther, 1878)
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 |
|---|---|
| Echiostoma microdon Günther, 1878 Günther, 1878 | synonym |
| Aristostomias brattstroemii Koefoed, 1956 Koefoed, 1956 | synonym |
| Pachistomias microdon (Günther, 1878) (Günther, 1878) | synonym |
| Pachystomias atlanticus Regan & Trewavas, 1930 Regan & Trewavas, 1930 | 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=127367 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:4BV8V. Classification follows source parent identifiers. English common names may vary by region.