(genus Artemia ), any of several small crustaceans of the order Anostraca (class Branchiopod.... thorax bear

Measuring up to 15 mm (0.6 inch) in length, the body of the brine shrimp has a discrete head with a nauplius (larval) eye and stalked compound eyes, a thorax bearing a series of leaflike limbs, and a slender abdomen without appendages.