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Pseudancistrus pectegenitor Lujan, Armbruster, Sabaj & Pérez, 2007

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Pseudancistrus pectegenitor
Picture by Sabaj Pérez, M.H.

Classification / Names Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (ray-finned fishes) > Siluriformes (Catfish) > Loricariidae (Armored catfishes) > Ancistrinae
Etymology: Pseudancistrus: Greek, pseudes = false + Greek, agkistron = hook (Ref. 45335);  pectegenitor: Derived from the Latin pecten (quill) and genitor (father), in reference to the hypertrophied odontodes of the snout, pectoral spine and evertible cheek plates, and the fact that one presumably adult male was collected while caring large brood of young.

Environment: milieu / climate zone / depth range / distribution range Ecology

Freshwater; demersal.   Tropical

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

South America: main channel of the Rio Orinoco above Raudales Autures and Rio Casiquaire in Venezuela.

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 24.2 cm SL male/unsexed; (Ref. 58451)

Biology     Glossary (e.g. epibenthic)

Inhabits flowing water associated with large rock outcrops in main river channel (Ref. 58451).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator : Fisch-Muller, Sonia | Collaborators

Lujan, N.K., J.W. Armbruster and M.H. Sabaj, 2007. Two new species of Pseudancistrus from southern Venezuela (Siluriformes: Loricariidae). Ichthyol. Explor. Freshwat. 18(2):163-174. (Ref. 58451)

IUCN Red List Status (Ref. 119314)


CITES (Ref. 115941)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

FAO(Publication : search) | FishSource |

More information

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Internet sources

Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes (gen., sp.) | DiscoverLife | ECOTOX | Faunafri | Fishtrace | GenBank(genome, nucleotide) | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | SeaLifeBase | Tree of Life | Wikipedia(Go, Search) | World Records Freshwater Fishing | Zoobank | Zoological Record

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01148 (0.00491 - 0.02682), b=3.06 (2.85 - 3.27), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Resilience (Ref. 69278):  .
Vulnerability (Ref. 59153):  Low vulnerability (19 of 100) .