(Acrochordonichthys falcifer)
Acrochordonichthys falcifer is a species of catfish of the family Akysidae. It' is known only from the Kinabatangan and Segama River drainages, and possibly from the Kayan River drainage, in north-eastern Borneo. A. falcifer falls into the second species group of its genus—the A. rugosus section. It includes A. falcifer, A. chamaeleon, A. pachyderma, and A. rugosus.