How to Distinguish from Similar Species: The only other local majid crab with a lyre-shaped carapace is Oregonia bifurca, which has a longer rostrum and lives belor 500 m depth.
Geographical Range: Chukchi and Bering Seas south to Puget Sound.
Depth Range: 9 to 640 meters
Habitat: Mixed bottom, especially shelly hash
Biology/Natural History: Carapace is often overgrown with barnacles and other attached species, such as the small tunicate on the base of the rostrum of the species above.
Flora and Fairbanks, 1966
Kozloff 1987, 1996
General Notes and Observations: Locations, abundances, unusual behaviors:
A close-up of the rostrum, enlarged from above. A small tunicate is growing on the base.
Photo by Dave Cowles, July 1999
We capture this crab mainly during deep benthic trawls in the San Juan channel
Authors and Editors of Page:
Dave Cowles (2005): Created original page