Tydemania navigatoris, the fleshy-lipped spikefish, is a species of spikefish native to the Indian and Pacific Oceans where it occurs at depths of from 50mto607mm (160feetto1,991feetm). This species grows to a length of 12cm (05inches) SL. This fish is specialized to feed on the scales of other fishes. This species is the only known member of the genus Tydemania.[1]