There are at present (2010)
three described species in this genera namely O.
carinata (Steindachner, 1879), O.
acutirostris
Miranda Ribeiro,1951 and O.
wrightiana Eigenmann
& Eigenmann,1889 which is the type species. Description:
This genus is closely related to Hypoptopoma
but has a single line of enlarged odontoded running
along the body just above the lateral line and the
posterior body and the caudal peduncle are flat, whereas
the genus Hypoptopoma has a circular section.
They also posses a narrower head than the species
of Hypoptopoma. Both genera have their eyes
high up on the head. Aquarium Care:
Same care as for Hypotopoma with long leaved
plants or bamboo stalks for them to rest on. Diet:
Algae, vegetables, tablet foodsand
small live and frozen foods. Etymology:
The specific name carinata: Latin for keeled
or carinate, referring to serrated longitudinal keel
on sides.
Common
Name:
None
Synonyms:
Hypoptopoma carinatum
Family:
Loricariidae
Distribution:
South America:
Middle and upper Amazon River basin. Type
locality: Einem nebenflusse des Amazonenstromes
an der Peruanische Grenze.
Size:
8.0cm. (3¼ins)
Temp:
26-29°c (79-85°f.)
p.H.
6.0-7.5.
IUCN
Red List
Despite
the little information available on this species, it
has a wide range and no apparent threats. Therefore,
it is assessed as Least
Concern (LC), (IUCN 2023).
If you would like to contribute to the monthly
factsheets with an article, information or photos, please e-mail
me. You will of course be credited for your work.
If you would like to donate any denomination
of monies to the site just click the above link button. All proceeds
will go to running the site and hopefully to keep it going for a few
years yet.