Fundulus xenicus Jordan & Gilbert, 1882
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
The diamond killifish (Fundulus xenicus) is a species of North American killifish found in salt marshes, hypersaline flats and mangrove along the Gulf Coast of the United States. This species grows to a length of 6 cm (2.4 in). It is found in the aquarium trade. It was previously recognized as, Adinia xenica, the only known member of the genus Adinia. Nucleotide analyses has reevaluated the phylogeny of the Funduliidae and placed the diamond killifish into the Fundulus genus.
Wikipedia contributors, Diamond killifish; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T22:33:29.246211+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Fundulus xenicus Jordan & Gilbert, 1882
- Name authority
- Jordan & Gilbert, 1882
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Cyprinodontiformes
- Family
- Fundulidae
- Genus
- Fundulus
- Extinction status
- Not supplied by this source
Source habitat flags: Marine: yes · Freshwater: yes · 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
- orderCyprinodontiformes
- familyFundulidae Günther, 1866
- genusFundulus Lacepède, 1803
- speciesFundulus xenicus Jordan & Gilbert, 1882
Close classified relatives
These entries share the source’s genus, Fundulus. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Fundulus albolineatus Gilbert, 1891 | FundulidaeChordata | Accepted speciesExtinction status not supplied |
| giant killifishFundulus grandissimus Hubbs, 1936 | FundulidaeChordata | Accepted speciesExtinction status not supplied |
| marsh killifishFundulus confluentus Goode & Bean, 1879 | FundulidaeChordata | Accepted speciesExtinction status not supplied |
| California killifishFundulus parvipinnis Girard, 1854 | FundulidaeChordata | Accepted speciesExtinction status not supplied |
| Fundulus kansae Garman, 1895 | FundulidaeChordata | Accepted speciesExtinction status not supplied |
| Fundulus lineolatus (Agassiz, 1854) | FundulidaeChordata | Accepted speciesExtinction status not supplied |
| Fundulus olivaceus (Storer, 1845) | FundulidaeChordata | Accepted speciesExtinction status not supplied |
| Fundulus notatus (Rafinesque, 1820) | FundulidaeChordata | Accepted speciesExtinction status not supplied |
| saltmarsh topminnowFundulus jenkinsi (Evermann, 1892) | FundulidaeChordata | Accepted speciesExtinction status not supplied |
| plains killifishFundulus zebrinus Jordan & Gilbert, 1883 | FundulidaeChordata | Accepted speciesExtinction status not supplied |
| Fundulus blairae Wiley & Hall, 1975 | FundulidaeChordata | Accepted speciesExtinction status not supplied |
| golden topminnowFundulus chrysotus (Günther, 1866) | FundulidaeChordata | 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 |
|---|---|
| Adinia multifasciata Girard, 1859 Girard, 1859 | synonym |
| Fundulus xenica Jordan & Gilbert, 1882 Jordan & Gilbert, 1882 | synonym |
| Adinia multifasciatus Girard, 1859 Girard, 1859 | synonym |
| Adinia xenica (Jordan & Gilbert, 1882) (Jordan & Gilbert, 1882) | 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.
- Jordan, D. S., & Gilbert, C. H. (1882). Notes on fishes observed about Pensacola, Florida, and Galveston, Texas, with description of new species. Proceedings of the United States National Museum, v. 5 (no. 282): 241–307. [Pp. 241–272. https://doi.org/10.5479/si.00963801.5-282.241 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:6K3GL. Classification follows source parent identifiers. English common names may vary by region.