Definitions

1. adjective

relating to or belonging to the subphylum Branchiopoda, which includes the crustacean orders Anaspidacea and Notostraca, also including some extinct orders.

“The fossil of a branchiurous arthropod provided valuable insights into its evolution and behavior.”

2. noun

a member of the subphylum Branchiopoda, which includes the crustacean orders Anaspidacea and Notostraca, also including some extinct orders.

“The branchiurous crustacean was an essential component of the ancient ecosystem.”