Hexanauplia

Class recognized by Barcode of Life Data Systems, GBIF classification, Wikidata, PBDB in DwCA, and Wikimedia Commons

Recognized by United Kingdom Species List, South Atlantic Species List, North Pacific Species List, South Pacific Species List, North Atlantic Species List, Caribbean Sea Species List, Gulf of Mexico Species List, Bay of Fundy Species List, Gulf of St Lawrence Species List, Yellow Sea Species List, South China Sea Species List, Gulf of Thailand Species List, Singapore Strait Species List, Tasman Sea Species List, Delete- old US Species List, New Zealand Species List, Portugal Species List, Java Sea Species List, Mexico Species List, France Species List, Indonesia Species List, Coral Sea Species List, Bay of Biscay Species List, Canada Species List, China Species List, Japan Species List, and Philippines Species List

Class recognized by World Register of Marine Species

Doubtful according to GBIF classification

Doubtful according to GBIF classification

Doubtful according to GBIF classification

Doubtful according to GBIF classification

Doubtful according to GBIF classification

Harvest ancestor according to GBIF classification, Crustacean body sizes, PBDB in DwCA, Global Biotic Interactions, Global Biotic Interactions, Flickr Group, TreatmentBank, and TreatmentBank

Doubtful according to GBIF classification

Doubtful according to GBIF classification