Least Silverside
Chirostoma charari (de Buen, 1945)
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
Chirostoma charari, the least silverside, is a species of neotropical silverside endemic to Mexico. This species has only been found in a spring in the Lake Cuitzeo basin on the Mesa Central of the Mexican Plateau. It has a longer head and jaw, as well as larger teeth and eyes than other Chirostoma species. Its status is rated as Critically Endangered by the IUCN, and may possibly be extinct.
Wikipedia contributors, Chirostoma charari; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T06:00:31.181484+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Chirostoma charari (de Buen, 1945)
- Name authority
- (de Buen, 1945)
- Common name
- Least Silverside
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Teleostei
- Order
- Atheriniformes
- Family
- Atherinopsidae
- Genus
- Chirostoma
- Extinction status
- Not supplied by this source
Source habitat flags: Marine: no · 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
- orderAtheriniformes
- suborderAtherinopsoidei
- familyAtherinopsidae Fitzinger, 1873
- subfamilyMenidiinae Schultz, 1948
- genusChirostoma Swainson, 1839
- speciesChirostoma charari (de Buen, 1945)
Close classified relatives
These entries share the source’s genus, Chirostoma. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Blacknose SilversideChirostoma promelas Jordan & Snyder, 1899 | AtherinopsidaeChordata | Accepted speciesExtinction status not supplied |
| mesa silversideChirostoma jordani Woolman, 1894 | AtherinopsidaeChordata | Accepted speciesExtinction status not supplied |
| Chirostoma reseratum Álvarez, 1963 | AtherinopsidaeChordata | Accepted speciesExtinction status not supplied |
| Toluca SilversideChirostoma riojai Solórzano & López, 1966 | AtherinopsidaeChordata | Accepted speciesExtinction status not supplied |
| Ranch SilversideChirostoma consocium Jordan & Hubbs, 1919 | AtherinopsidaeChordata | Accepted speciesExtinction status not supplied |
| Ajijic SilversideChirostoma contrerasi Barbour, 2002 | AtherinopsidaeChordata | Accepted speciesExtinction status not supplied |
| Chirostoma patzcuaro Meek, 1902 | AtherinopsidaeChordata | Accepted speciesExtinction status not supplied |
| Bigmouth SilversideChirostoma sphyraena Boulenger, 1900 | AtherinopsidaeChordata | Accepted speciesExtinction status not supplied |
| Alberca SilversideChirostoma bartoni Jordan & Evermann, 1896 | AtherinopsidaeChordata | Accepted speciesExtinction status not supplied |
| Chirostoma zirahuen Meek, 1902 | AtherinopsidaeChordata | Accepted speciesExtinction status not supplied |
| Smallmouth SilversideChirostoma chapalae Jordan & Snyder, 1899 | AtherinopsidaeChordata | Accepted speciesExtinction status not supplied |
| Pike SilversideChirostoma estor Jordan, 1880 | AtherinopsidaeChordata | 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 |
|---|---|
| Eslopsarum bartoni charari de Buen, 1945 de Buen, 1945 | 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=1525075 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:5Y5T7. Classification follows source parent identifiers. English common names may vary by region.