Hyas (crab)

Hyas is a genus of oregoniid crabs comprising five extant species:
 * Hyas alutaceus Brandt, 1851
 * Hyas araneus (Linnaeus, 1758)
 * Hyas coarctatus Leach, 1815
 * Hyas lyratus Dana, 1851
 * Hyas ursinus Rathbun, 1924