Issue
Original description based on drawings included in an unpublished manuscript by Vandelli; Capello (1870:64, pl. 7) redescribed and figured the holotype (unique specimen acquired in 1786 by Ferreira sent to Lisbon from Barcelos and studied by Vandelli), precised its historic and geographic origin, and discussed the species; new combination by Regan (1904:261); no recent work.
Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة القاع. Tropical
South America: Negro and lower Amazon River basins, Brazil.
الحجم / وزن / العمر
Maturity: Lm ?  range ? - ? cm
Max length : 90.0 cm TL ذكر/ مختلط الجنس; (Ref. 36713)
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | 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)
استخدامات بشرية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01514 (0.00712 - 0.03216), b=2.97 (2.80 - 3.14), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
المرونه (Ref.
120179): منخفظ جدا, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع أكثر من 14 سنة (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): High vulnerability (56 of 100).