| branchiopod | (adj) of or relating to or characteristic of the subclass Branchiopoda, Syn. branchiopodan, branchiopodous |
| branchiopod crustacean | (n) aquatic crustaceans typically having a carapace and many pairs of leaflike appendages used for swimming as well as respiration and feeding, Syn. branchiopodan, branchiopod |