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Carnivorous, benthos and possibly fishes, its biology still poorly known.
Mainstream river. Habitat lost and overfishing.
ลักษณะทางสัณฐานวิทยา :
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A massive, stout body catfishes with bony and rough head surface; eyes
very small; humeral bone enlarge with thumb fingerprint pattern; dorsal
and pectoral spine thick, hige. Body purple or olive grey, fin dusky, ventral
pale. Attains 2 m.