Xiphophorus continens

Xiphophorus continens, also known as El Quince swordtail or short-sword platyfish, is a live bearing freshwater fish in the family Poeciliidae.[2] It is endemic to the Pánuco River basin in east-central Mexico.[3] Its name comes from the Greek conto, meaning short, and Latin ensis, meanin "sword". due to the species' sword size in males.[2]

Xiphophorus continens

Data Deficient  (IUCN 3.1)[1]
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Cyprinodontiformes
Family: Poeciliidae
Genus: Xiphophorus
Species:
X. continens
Binomial name
Xiphophorus continens
Rauchenberger et al., 1990

Description

X. continens reaches up to 3.5 cm (1.4 in) in total length.[3] It is a small, slender species, with a slender caudal peduncle and with a midlateral stripe. The maximum length of the sword is 1 mm (0.04 in). It has a hook on its gonopodium; distal serrae; its grave spot, when present, is only visible under 10X magnification; no xanthophore or pterinophore pigment patterns.[2]

Distribution

Headwaters of the Rio Ojo Frio, north of Damian Carmona, Pánuco River drainage, San Luis Potosí.

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References
  1. Mercado Silva, N. (2019). "Xiphophorus continens". IUCN Red List of Threatened Species. 2019: e.T191777A2002890. doi:10.2305/IUCN.UK.2019-2.RLTS.T191777A2002890.en.
  2. Rauchenberger, Mary, Klaus D. Kallman, and Donald C. Morizot. "Monophyly and geography of the Río Pánuco Basin swordtails (genus Xiphophorus) with descriptions of four new species. American Museum Novitates;; no. 2975." (1990).
  3. "Xiphophorus continens". FishBase. Retrieved 31 Mar 2013.

Further reading


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