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Siluriformes (Catfishes) >
Trichomycteridae (Pencil or parasitic catfishes) > Vandelliinae
Etymology: Plectrochilus: Greek, plektron = anything to strike with, spur + Greek, cheilos = lip (Ref. 45335).
Eponymy: Rev Francisco Machado da Silva collected for and/or donated specimens to the Museu Urbis of Rio de Janeiro. (Ref. 128868), visit book page.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
; eau douce benthopélagique. Tropical
South America: Amazon River basin.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 9.3 cm mâle / non sexé; (Ref. 39970)
Specimens of P. machadoi were found partially buried in the belly of a specimen of Pseudoplatystoma where it apparently had burrowed through the body wall (Ref. 6868).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
de Pínna, M.C.C. and W. Wosiacki, 2003. Trichomycteridae (pencil or parasitic catfishes). p. 270-290. 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. 39970)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 4.2 ±0.73 se; based on food items.
Vulnérabilité de la pêche (Ref.
59153): Low vulnerability (10 of 100).
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