Hyastenus elatus is a species of crab in the familyEpialtidae.[1] It is one of several decorator crabs, habitually covering itself in aposematic sponges which may also serve as camouflage.
Notes and References
Peter Davie . 2010 . Hyastenus elatus Griffin & Tranter, 1986 . 441563 . May 24, 2012.