Teleostei (teleosts) >
Siluriformes (Catfishes) >
Loricariidae (Armored catfishes) > Hypostominae
Etymology: Baryancistrus: Greek, barys = heavy + Greek, agkistron = hook (Ref. 45335).
More on author: Castelnau.
Issue
New combination with genus description by Rapp Py-Daniel (1989:245); Redescription based on possible syntypes by Regan (1904:235); see Santos et al. (1984:56, as ) and Stawikowski (1991:261) for coloration of living specimens and ecological notes.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; demersal; pH range: 6.5 - 7.0; dH range: 8 - 10. Tropical; 22°C - 24°C (Ref. 2059)
South America: Tocantins, Xingu, Tapajós and Trombetas River basins in Brazil.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 34.0 cm TL male/unsexed; (Ref. 111518); max. published weight: 520.00 g (Ref. 111518)
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Fisch-Muller, S., 2003. Loricariidae-Ancistrinae (Armored catfishes). p. 373-400. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 36713)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
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