Dorsal spines (total): 1; Dorsal soft rays (total):
7; Anal soft rays: 12 - 15; Vertebrae: 43 - 45. Vertebrae
including the Weberian complex. Dorsal profile of
head and nape convex from snout tip to vertical at
posterior nostril, then nearly straight to origin
of dorsal fin, scarcely convex along dorsal-fin base,
then less convex to posterior insertion of adipose-fin,
and gently concave across caudal peduncle. Ventral
profile slanting convexly ventrally from snout tip
to end of gill region, slightly convex to straight
to pelvic-fin origin, stepped dorsad posterior to
pelvic girdle, then convex onto anal-fin base, slanting
dorsally to caudal peduncle and concave along caudal
peduncle. Aquarium Care: A tank of
at least 3ft x 18ins x 18ins with a medium water flow
and weekly water changes.Diet:
Wormfoods, shellfish and other meaty or insect-based
foods. Remarks: For
more information on this species and genera read the
paper by Lundberg, J.G. and W.M. Dahdul, 2008 and
the catfish book by Steven Grant (2021) on Pims which
are referenced below.
Orinoco River basin in Colombia and Venezuela.
Lundberg, J.G. and
2008. Two new cis-Andean species of the South American
catfish genus Megalonema allied to trans-Andean Megalonema
xantum, with description of a new subgenus (Siluriformes:
Pimelodidae). Neotrop. Ichthyol. 6(3):439-454. Grant; Steven, pers comm. Dec. 2013. Grant, Steven. Pims.
Pimelodidae, Heptapteridae and Pseudopimelodidae Catfishes.
ATS-Aquashop.de 2021 219p.