Classification / Names
Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Teleostei (teleosts) >
Siluriformes (Catfishes) >
Aspredinidae (Banjo catfishes) > Pseudobunocephalinae
Etymology: Pseudobunocephalus: The generic name is a combination of the Greek word pseudes, meaning false or deceptive, plus the aspredinid genus Bunocephalus. It alludes to the fact that members of this genus have previously been mistaken for juveniles of other species; timbira: Species name refers to the Timbira people, an indigenous groups in south of Maranhão, east of Pará and north of Tocantins (Ref. 120442).
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; demersal. Tropical
South America: Brazil.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 3.2 cm SL male/unsexed; (Ref. 120442)
Short description
Identification keys | Morphology | Morphometrics
Dorsal soft rays (total): 4; Anal soft rays: 7 - 8; Vertebrae: 35. This species can be distinguished from its congeners by having the 2nd hypobranchial and 3rd basibranchial cartilaginous (vs. ossified) (Ref. 120442).
Inhabits small and slow flowing streams and rivers running over sand or muddy bottom, with moderate and submerged vegetation (Ref. 120442).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Leão, M.D.V., T.P. Carvalho, R.E. Reis and W.B. Wosiacki, 2019. A new species of Pseudobunocephalus Friel, 2008 (Siluriformes: Aspredinidae) from the lower Tocantins and Mearim river drainages, North and Northeast of Brazil. Zootaxa 4586(1). (Ref. 120442)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = No PD50 data [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00355 (0.00131 - 0.00958), b=3.01 (2.78 - 3.24), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.1 ±0.3 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).