The Eyed Brown or Marsh Eyed Brown (Satyrodes eurydice) is a species of Satyrinae that is native to North America. There are two subspecies—the nominate species, Eyed Brown (S. e. eurydice), and the Smokey Eyed Brown (S. e. fumosa) (Leussler, 1916). Wingspan: 38 to 48 mm. They have one brood with a flight period from late June through August. Larvae feed on sedges (Carex) in particular Carex lacustris, Carex atherodes, Carex rostrata, and Carex stricta.