Colossimystax pectegenitor (L 261)
Lujan, Armbruster & Sabaj, 2007
(Type species)
pecten (lat.) = Federkiel, genitor (lat.) = Vater in Hinblick auf die hypertropierenden Odontoden an Maul, Pektorale
Synonyms
Pseudancistrus pectegenitor
Schwarzer Orinokosaugwels
Schwarzer Orinokosaugwels
least concern
Length (total)
approx. 25 cm
Standard length (documented)
241.6 mm
Recommended tank size
150 cm
Temperature
25 - 29 °C
pH
5.5 - 7.5
Type of water
Clear water
Substrate
rocks
Nutrition (mostly): vegetarian
Eats plants
not known
Keeping in (small) groups is recommended. Individual keeping is possible.
from genus: breiterer Kopf mit langen, kräftigen Odontoden am Kopf
from genus: Standard
unknown
present
I / 5 rays
14 soft rays
straight
little longer at the bottom than at the top
monochrome dark
II / 10 - 11 rays
monochrome dark
6 soft rays
5 soft rays
I / 5 rays
14 soft rays
straight
little longer at the bottom than at the top
monochrome dark
II / 10 - 11 rays
monochrome dark
6 soft rays
5 soft rays
possibly new genus with Pseudancistrus sidereus (genetic similarity)
not known
- I. Seidel / H.-G. Evers "Welsatlas 2" edition: 1 (2005) P.408
- A. Werner / W. Lechner / Dr. J. Schmidt "Miniatlas L-Welse" edition: 1 (2005) P.230
- Seidel, Ingo: "Guyanancistrus und Lithoxancistrus sind wieder valide Gattungen"
(BSSW-Report 2/2012 - "Wels-Presseschau")
- Lujan, N.K., Armbruster, J.W. & Sabaj, M.H., 2007 "Two new species of Pseudancistrus from southern Venezuela (Siluriformes, Loricariidae)" (Ichthyological Exploration of Freshwaters, Vol. 18 No. 2, P. 163)
- Redaktion DATZ, 1998 "Harnischwels aus dem Orinoco" (DATZ, 1998-4)
- Willink, P.W.; Mol, J.H. & Chernoff, B., 2010 "A new species of suckermouth armored catfish, Pseudancistrus kwinti (Siluriformes: Loricariidae) from the Coppename River drainage, Central Suriname Nature Reserve, Suriname" (abstract) (Zootaxa, Vol. 2332, P. 41)
- Costa e Silva, G. de S.; Roxo, F.F.; Britzke, R. & Oliveira, C., 2014 "New species of the Pseudancistrus barbatus group (Siluriformes, Loricariidae) with comments on its biogeography and dispersal routes" (ZooKeys, Vol. 406, P. 2)
- Fishbase
- PCF
Many thanks to
for the pictures
Rare Aquatics
1, 2
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=352
352
28.09.2025