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<i>Inachus dorsettensis</i>. "A spider-like crab, or sea-spider, with long slender legs and comparatively small triangular body. The name is given to many such crabs, of different families, but especially to the maioids, or crabs of the family <i>Maiidae</i>..." &mdash;Whitney, 1889 <p>Illustration of a male Scorpion Spider Crab.

Scorpion Spider Crab

Inachus dorsettensis. "A spider-like crab, or sea-spider, with long slender legs and comparatively small…