التصنيف / Names
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Siluriformes (Catfishes) >
Loricariidae (Armored catfishes) > Hypostominae
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 / نطاق العمق / distribution range
البيئة
; المياه العذبة القاع. Tropical
South America: main channel of the Rio Orinoco above Raudales Autures and Rio Casiquaire in Venezuela.
الحجم / وزن / العمر
النضج: Lm ? range ? - ? cm
Max length : 24.2 cm SL ذكر/ مختلط الجنس; (Ref. 58451)
Facultative air-breathing in the genus (Ref. 126274); Inhabits flowing water associated with large rock outcrops in main river channel (Ref. 58451).
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
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. 130435: Version 2025-1)
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (مرجع
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01549 (0.00719 - 0.03336), b=2.98 (2.81 - 3.15), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
المرونه (مرجع
120179): وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (19 of 100).
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