Robuta

https://tomahawkbeach.au/flora-fauna/view-species/notomithrax-ursus Hairy Seaweed Crab (Notomithrax ursus) - Tomahawk Hairy Seaweed Crab (Notomithrax ursus) — Sea Life found around Tomahawk, north-east Tasmania. A member of the spider crabs this species grows seaweeds… hairy seaweed crabnotomithrax ursustomahawk