Biology:Hoplisoma

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Hoplisoma is a genus of freshwater ray-finned fishes belonging to the subfamily Corydoradinae, the corys, of the family Callichthyidae, the armoured catfishes. The catfishes in this genus are found in South America.

Taxonomy

Hoplisoma was first proposed as a genus in 1838 by the English naturalist William Swainson with Cataphractus punctatus, a species described in 1784 by Marcus Elieser Bloch from Suriname, as its only species and designated as its type species by Swainson.[1][2] For a long period this taxon was regarded as a synonym of Corydoras but it was resurrected as a valid genus by a phylogenomic analysis published in 2025.[3] This genus is classified in the subfamily Corydoradinae of the armoured catfish family Callichtyidae in the suborder Loricarioidei in the catfish order Siluriformes.[4]

Etymology

Hoplisoma combines holpon, meaning "shield" or "armour", with soma, which means "body", a reference to the bony scutes on the flanks of these fishes.[5]

Species

Hoplisoma contains the following valid species:[2]

References

  1. Cite error: Invalid <ref> tag; no text was provided for refs named Cof family
  2. 2.0 2.1 Eschmeyer, William N.; Fricke, Ron; van der Laan, Richard, eds. "Species in the genus Hoplisoma". California Academy of Sciences. http://researcharchive.calacademy.org/research/ichthyology/catalog/fishcatget.asp?tbl=species&genus=Hoplisoma. 
  3. Angelica C Dias; Luiz F C Tencatt; Fabio F Roxo et al. (2025). "Phylogenomic analyses in the complex Neotropical subfamily Corydoradinae (Siluriformes: Callichthyidae) with a new classification based on morphological and molecular data". Zoological Journal of the Linnean Society 203 (3). doi:10.1093/zoolinnean/zlae053. 
  4. Richard van der Laan; Ronald Fricke, eds. "Eschmeyer's Catalog of Fishes Classification". Eschmeyer's Catalog of Fishes. California Academy of Sciences. https://www.calacademy.org/scientists/catalog-of-fishes-classification/. 
  5. Christopher Scharpf (5 December 2025). "Family CALLICHTHYIDAE Bonaparte 1835 (Armored Catfishes)". The ETYFish Project Fish Name Etymology Database. Christopher Scharpf. https://etyfish.org/callichthyidae/. 

Wikidata ☰ Q26404202 entry