(Stercorariidae; Ϯ Arctic Skua S. parasiticus) L. stercorarius of dung < stercus, stercoris dung; "LE STERCORAIRE. ... STERCORARIUS" (Brisson 1760); based on "Arctick Bird" of Edwards 1750. Skuas pursue other seabirds until they disgorge their food, the disgorged food once thought to be excrement, hence a former name Dung-hunter. Var. Stercoraria, Stercararius, Stercoreus.