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Blotched Gambusia

Gambusia senilis Girard, 1859

Source-backed taxonomic record

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

Gambusia senilis, the blotched gambusia, is a species of fish in the family Poeciliidae found in Mexico, where it is called guayacon pinto, and formerly in the Devil's River in the Rio Grande basin in Texas. The Texas population was extirpated following the construction of the Amistad Dam.

Wikipedia contributors, Gambusia senilis; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T06:38:41.594488+00:00. This reference remains separate from the taxonomic record.

Identity & source status

Scientific name
Gambusia senilis Girard, 1859
Name authority
Girard, 1859
Common name
Blotched Gambusia
Rank
species
Accepted status
accepted
Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Order
Cyprinodontiformes
Family
Poeciliidae
Genus
Gambusia
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.

  1. domainEukaryota (Chatton, 1925) Whittaker & Margulis, 1978
  2. kingdomAnimalia
  3. phylumChordata
  4. subphylumVertebrata
  5. infraphylumGnathostomata
  6. parvphylumOsteichthyes
  7. gigaclassActinopterygii
  8. superclassActinopteri
  9. classTeleostei
  10. orderCyprinodontiformes
  11. familyPoeciliidae Bonaparte, 1831
  12. subfamilyPoeciliinae Bonaparte, 1831
  13. genusGambusia Poey, 1854
  14. speciesGambusia senilis Girard, 1859

Close classified relatives

These entries share the source’s genus, Gambusia. They are not necessarily the closest relatives established by molecular evidence.

SpeciesClassificationSource status
Gambusia dominicensis Regan, 1913PoeciliidaeChordataAccepted speciesExtinction status not supplied
Widemouth GambusiaGambusia eurystoma Miller, 1975PoeciliidaeChordataAccepted speciesExtinction status not supplied
Clear Creek gambusiaGambusia heterochir Hubbs, 1957PoeciliidaeChordataAccepted speciesExtinction status not supplied
Gambusia hispaniolae Fink, 1971PoeciliidaeChordataAccepted speciesExtinction status not supplied
eastern mosquitofishGambusia holbrooki Girard, 1859PoeciliidaeChordataAccepted speciesExtinction status not supplied
Crescent GambusiaGambusia hurtadoi Hubbs & Springer, 1957PoeciliidaeChordataAccepted speciesExtinction status not supplied
Spotfin GambusiaGambusia krumholzi Minckley, 1963PoeciliidaeChordataAccepted speciesExtinction status not supplied
Gambusia lemaitrei Fowler, 1950PoeciliidaeChordataAccepted speciesExtinction status not supplied
Gambusia melapleura (Gosse, 1851)PoeciliidaeChordataAccepted speciesExtinction status not supplied
Gambusia nicaraguensis Günther, 1866PoeciliidaeChordataAccepted speciesExtinction status not supplied
Gambusia panuco Hubbs, 1926PoeciliidaeChordataAccepted speciesExtinction status not supplied
Gambusia puncticulata Poey, 1854PoeciliidaeChordataAccepted speciesExtinction status not supplied

Browse 299 records assigned to Poeciliidae.

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.

  1. Girard, C. F. (1859). Ichthyological notices. Proceedings of the Academy of Natural Sciences of Philadelphia, v. 11: 113–122 ;v. 11:150. 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:3F7X6. Classification follows source parent identifiers. English common names may vary by region.