noun
Etymology: so called from the resemblance of its shell to the outspread wings of a butterfly
: a small shallow-water crab ( Cryptolithodes typicus ) of the Pacific coast of No. America
noun
Etymology: so called from the resemblance of its shell to the outspread wings of a butterfly
: a small shallow-water crab ( Cryptolithodes typicus ) of the Pacific coast of No. America
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012