noun
Etymology: gill (III)
: a flat membranaceous expansion of the second maxilla in the crayfish and other decapod crustaceans by which water is scooped out of the gill cavity — called also gill scoop
noun
Etymology: gill (III)
: a flat membranaceous expansion of the second maxilla in the crayfish and other decapod crustaceans by which water is scooped out of the gill cavity — called also gill scoop
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012