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Look Alikes

provided by Invertebrates of the Salish Sea
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.
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Rosario Beach Marine Laboratory

Comprehensive Description

provided by Invertebrates of the Salish Sea
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.
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Rosario Beach Marine Laboratory

Habitat

provided by Invertebrates of the Salish Sea
Mixed bottom, especially shelly hash
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Rosario Beach Marine Laboratory

Distribution

provided by Invertebrates of the Salish Sea
Geographical Range: Chukchi and Bering Seas south to Puget Sound.
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Rosario Beach Marine Laboratory

Habitat

provided by Invertebrates of the Salish Sea
Depth Range: 9 to 640 meters
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Rosario Beach Marine Laboratory

Comprehensive Description

provided by Invertebrates of the Salish Sea
This Majid crab has a broad, toothed extension on the anterolateral margins of the carapace that make the carapace lyre-shaped. The carapace is slightly longer than wide, and has no sharp lateral tooth or projection on its posterior half. Its rostrum is bifid and very broad and flat at the base.
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Rosario Beach Marine Laboratory