order Anostraca order Anostraca /ˈɔːdɚ ˌænɒˈstreɪkə/

noun

1. Small aquatic crustaceans lacking a carapace: fairy shrimps; brine shrimps  ( Anostraca , order Anostraca )
   small aquatic crustaceans lacking a carapace: fairy shrimps; brine shrimps