von gymnos = nackend und rhynkus = Schnauze, bezugnehmend auf die vergleichsweise wenigen Tentakel
Synonyms
has Ancistrus nationi
Ancistrus karstenii
Ancistrus nationi
Ancistrus rothschildi
Hypostomus karstenii
Lasiancistrus nationi
Xenocara rothschildi
Ancistrus karstenii
Ancistrus nationi
Ancistrus rothschildi
Hypostomus karstenii
Lasiancistrus nationi
Xenocara rothschildi
Length (total)
approx. 20 cm
Standard length (documented)
161.2 mm
Recommended tank size
120 cm
Temperature
24 - 29 °C
pH
5.5 - 7.5
Falcón, Lara, Carabobo,Yaracuy
Venezuela
río Tocuyo | río Aroa | río Yaracuy | embalse Canoabo → río Urama | embalse Cachinche → río Pao → río Portuguesa → río Apure → río Orinoco ⇒ Caribic
˜[ 10.465,-68.026 ]
Type of water
Clear water
Nutrition (mostly): vegetarian
Eats plants
not known
Keeping in (small) groups is recommended. Individual keeping is possible.
from genus: The males have more and longer tentacle on the head. Often females have only short tentacle/stublles anlong the mouth.
from genus: Standard
unknown
 
4 soft rays
14 soft rays
straight
little longer at the bottom than at the top
I / 7 rays
14 soft rays
straight
little longer at the bottom than at the top
I / 7 rays
Sympatric with
not known
- Reis, R.E., Kullander, S.O. & Ferraris, C.J. et.al., 2003 "Check List of the Freshwater Fishes of South and Central America" P. 376
- Kner, R., 1854 "Die Hypostomiden. Zweite Hauptgruppe der Familie der Panzerfische" (Denkschriften der Kaiserlichen Akademie der Wissenschaften / Mathematisch-Naturwissenschaftliche Classe, Vol. 7, P. 275)
- Ferraris, C.J. jr., 2007 "Checklist of catfishes, recent and fossil (Osteichthyes: Siluriformes), and catalogue of siluriform primary types (I)" (Zootaxa, Vol. 1418, P. 221)
- Taphorn, D.C., Armbruster, J.W. & Rodriguez-Olarte D., 2010 "Ancistrus falconensis n. sp. and A. gymnorhynchus Kner (Siluriformes: Loricariidae) from central Venezuelan Caribbean coastal streams" (Zootaxa, 2345, P. 21)
- Taphorn, Armbruster, Villa-Navarro & Ray, 2013 "Trans-Andean Ancistrus (Siluriformes: Loricariidae)" (Zootaxa 3641 (4): 343–370 )
- Oliveira, R.R. de; Zuanon, J.; Zawadzki, C.H. & Rapp Py-Daniel, L., 2015 "Ancistrus maximus, a new species of red-dotted armored catfish from rio Branco, Roraima State, Brazilian Amazon (Siluriformes: Loricariidae)" (Ichthyological exploration of freshwaters, Vol. 26 No. 1, P. 81)
- DoNascimiento, C.; Herrera-Callazos, E.E.; Herrera-R., G.A.; Ortega-Lara, A.; Villa-Navarro, F.A.; Oviedo, J.S.U. & Maldonado-Ocampo, J.A., 2017 "Checklist of the freshwater fishes of Colombia: a Darwin Core alternative to the updating problem" (ZooKeys, Vol. 708, P. 25)
- --- find more ---
Many thanks to
for the pictures
1, 2, 3, 4, 6, 7, 8
Steindachner, Franz (1917) (PD)
5
Please help with your pictures and information to complete the database: database(at)welsfans.de
Link: https://www.suedamerikafans.de/en/wels-datenbank/welsart/?art=1015
1015