- Ancient Greek a lid + nose. (Wiktionary)
“Birds visiting the area include Brent goose Branta bernicla, common eider Somateria mollissima, red-breasted merganser Mergus serrator, pomarine skua Stercorarius pomarinus, Arctic skua Stercorarius parasiticus, Arctic tern Sterna paradisaea and Brünnich's guillemot Uria lomvia.”
“Keen-eyed observers on Lake Champlain spotted a Sabine's gull, black-legged kittiwake and pomarine, long-tailed and parasitic jaegers (the latter three being larger gull species).”
Looking for tweets for pomarine.