Stellantia

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Stellantia
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Siluriformes
Family: Loricariidae
Genus: Stellantia
Armbruster & Lujan, 2025
Species:
S. siderea
Binomial name
Stellantia siderea
(Armbruster, 2004)
Synonyms

Pseudancistrus sidereus

Stellantia siderea is a species of armored catfish known only from the upper Orinoco basin in Amazonas state, Venezuela. [2] It is the only member of the monospecific genus Stellantia, which forms a tribe with its also monotypic sister genus Colossimystax . [3]

This is a fairly large loricariid (up to 17.6 centimetres (6.9 in) standard length), [4] and is distinguished from its congeners by a strong keel on the caudal peduncle and the colour scheme which is generally very dark with bright white or yellow spots on the upperside. [2]

References

  1. Armbruster, J.W. (2023). "Pseudancistrus sidereus". IUCN Red List of Threatened Species . 2023: e.T176024212A176024225. doi: 10.2305/IUCN.UK.2023-1.RLTS.T176024212A176024225.en . Retrieved 8 September 2025.
  2. 1 2 Armbruster, J.W. (2004). "Pseudancistrus sidereus, a new species from southern Venezuela (Siluriformes: Loricariidae) with a redescription of Pseudancistrus" (PDF). Zootaxa . 628: 1–15. doi:10.11646/zootaxa.628.1.1.
  3. Jonathan Armbruster; Nathan K. Lujan (January 2025). "New tribe-level classification of Hypostominae (Loricariidae) based on optimization of morphological states on DNA-based relationships, with descriptions of three new tribes and two new genera". Neotropical Ichthyology. 22 (4). doi: 10.1590/1982-0224-2024-0108 .
  4. Froese, Rainer; Pauly, Daniel (eds.). "Pseudancistrus sidereus". FishBase . November 2014 version.