Synonyms
Flathead Oto
Hypoptopoma acutirostre
Hypoptopoma acutirostris
Oxyropsis acutirostra
Hypoptopoma acutirostre
Hypoptopoma acutirostris
Oxyropsis acutirostra
Length (total)
approx. 6 cm
Standard length (documented)
46.6 mm
Recommended tank size
60 cm
Temperature
25 - 29 °C
Amazonas (BRA), Amazonas (VEN)
Brazil, Venezuela
rio Vaupés ➙ rio Negro | rio Nhamunda ➙ rio Trombetas ⇒ Amazonas → Atlantic NE↓
río Sipapo | río Guaviare | río Ventuari ⇒ río Orinoco ➙ Caribic
˜[ 2.118,-72.771 ]
Eats plants
not known
Keeping in groups is necessary.
unknown
 
absent
I / 5 rays
I / 7 rays
6 soft rays
5 soft rays
I / 5 rays
I / 7 rays
6 soft rays
5 soft rays
Not on the positive list of Brazil in 2012 : The positive list of Brazil
Not on the negative list of Brazil from 2020 : The negative list of Brazil
Not on the negative list of Brazil from 2020 : The negative list of Brazil
- Miranda Ribeiro, Dr. A.de, 1951 "Sôbre Oxyropsis Eigenmann & Eigenmann, 1889 (Pisces -- Nematognathi -- Loricariidae)" (Boletim do Museu Nacional, Zoologia) P. 1
- Reis, R.E., Kullander, S.O. & Ferraris, C.J. et.al., 2003 "Check List of the Freshwater Fishes of South and Central America" P. 325
- H.-G. Evers / I. Seidel "Welsatlas 1" edition: 2 P.353
- Aquino, A.E. & Schaefer, S.A., 2002 "Revision of Oxyropsis Eigenmann and Eigenmann, 1889 (Siluriformes, Loricariidae)" (Copeia, No. 2, P. 383)
- Ferraris, C.J. jr., 2007 "Checklist of catfishes, recent and fossil (Osteichthyes: Siluriformes), and catalogue of siluriform primary types (I)" (Zootaxa, Vol. 1418, P. 276)
- Chiachio, M.C.; Olivera, C. & Montoya-Burgos, J.I., 2008 "Molecular systematic and historical biogeography of the armored Neotropical catfishes Hypotopomatinae and Neoplecostominae (Siluriformes: Loricariidae)" (abstract) (Molecular Phylogenetics and Evolution, Vol. 49 No. 2, P. 610)
- Rosa, C.A.; Martins, F. & Langeani, F., 2014 "Miniaturization in Otothyris Myers, 1927 (Loricariidae: Hypoptopomatinae)" (Neotropical Ichthyology, Vol. 12 No. 1, P. 57)
- Aquino, A.E.& Pérez, M.H.S. , 2016 "Oxyropsis ephippia, a New Hypoptopomatine Catfish (Siluriformes: Loricariidae) from Guyana" (Zootaxa, Vol. 4236 No. 1, P. 137)
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Many thanks to
for the pictures
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Link: https://www.suedamerikafans.de/en/wels-datenbank/welsart/?art=809
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