'branchiopodan' definitions:

adjective

Of or relating to or characteristic of the subclass Branchiopoda [syn: branchiopod, branchiopodan, branchiopodous]

noun

Aquatic crustaceans typically having a carapace and many pairs of leaflike appendages used for swimming as well as respiration and feeding [syn: branchiopod crustacean, branchiopod, branchiopodan]