Psopheticus

Goneplax is a genus of crabs, in the family, Goneplacedae, containing the following extant species: A further species (Psopheticus shujenae) is known from the fossil record (as is also Psopheticus stridulans), dating from 0.012 Ma onwards.
 * Psopheticus crosnieri Guinot, 1990
 * Psopheticus musicus Guinot, 1990
 * Psopheticus stridulans Wood-Mason, 1892
 * Psopheticus vocans Guinot, 1985

It was first described in 1892 by James Wood-Mason.