التصنيف / Names
الأسماء الشائعة | مرادفات | Catalog of Fishes(جنس, الانواع) | ITIS | CoL | WoRMS | Cloffa
>
Characiformes (Characins) >
Characidae (Characins; tetras) > Stethaprioninae
Etymology: Psalidodon: Greek, psalis, -idos = scissors + Greek, odous = teeth (Ref. 45335); powelli: Named for the late Dr. Jaime Eduardo Powell; a prominent paleontologist, dear friend, and colleague; noun in genitive case.
Environment: milieu / climate zone / depth range / distribution range
البيئة
; المياه العذبة قاعية التغذية و المعيشة. Tropical
South America: Argentina.
الحجم / وزن / العمر
Maturity: Lm ?  range ? - ? cm
Max length : 6.0 cm SL ذكر/ مختلط الجنس; (Ref. 124081)
Inhabits mountain environments with high flow velocity and gravel substrate with clear waters. The river where it was taken has abundant water vegetation such as Myriophyllum aquaticum and undetermined Poaceae and floating vegetation (Hydrocotyle ranunculoides, Azolla filiculoides); as well as, green algae common in these environments (Ref. 124081).
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Terán, G.E., M.F. Benitez and J.M. Mirande, 2020. Opening the Trojan house: phylogeny of Astyanax, two genera and resurrection of Psalidodon (Teleostei: Characidae). Zool. J. Lin. Soc. 190(4):1217-1234. (Ref. 123753)
IUCN Red List Status (Ref. 130435: Version 2024-2)
استخدامات بشرية
أدوات
تقارير خاصة
Download XML
مصادر علي الأنترنت
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=0.01349 (0.00593 - 0.03067), b=3.08 (2.91 - 3.25), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.0 ±0.3 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): عالي, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع أقل من 15 شهر (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).