Parent taxon: Arthropoda according to A. J. Jeram 1994
Sister taxa: Actaeus, Agonata, Almenia, Aptera, Arachnoidea, Armadillidium molassicum, Armadillidium payangadensis, Blattina splendens, Bradoriida, Branchiata, Bundenbachiellus, Burgessia, Clypecaris, Crustacea, Dalmaniopsis, Devonopilio, Devonopilio hutchinsoni, Dicerocaris, Dinopilio parvus, Dongshanocaris, Douglasocaris, Emeiella, Ercaia, Esmeraldacaris, Euthycarcinoidea, Forfexicaris, Gaoqiaioella, Geracus, Geracus tubifer, Gigantopleurida, Goticaris, Graeophonus, Guangweicarididae, Habelia, Hanburia, Henningsmoenicaris, Huangshandongia, Jianfengia, Jiucunella, Kablikia, Kampecaris obanensis, Keurbos, Kleptothule, Kounicia, Liantuoia, Libellula carbonaria, Longquania, Marrelomorpha, Meristosoma, Merostomoidea, Monoculus, Motina, Myriapoda, Naptile, Notchia, Occacaris, Odaraiida, Orstenocarida, Palaeophonus arctus, Panlongia, Paratrilobita, Parvancorinomorpha, Parvibellus, Pauloterminus, Pedestria, Pisinnocaris, Platicytes, Plenocaris, Pleurolycosa, Pleurolycosa prolifera, Poliochera pustulatus, Priscansermarinus, Proricaris, Protocaris, Pseudoiulia, Pycnogonida, Pygmaclypeatus, Rhynimonstrum, Schizodiscus, Serracaris, Shankouia, Skaracarida, Sunellidae, Synistata, Tanglangia, Tuzoida, Unogata, Utahcaris, Zagoracaris, Proschizoramia, Radiodonta, Youti, Siberion, Deuteropoda, Artiopoda, Megadictyon, Dinocarida, Arachnomorpha, Hadranax, Parioscorpio, Marrellomorpha
Subtaxa: none
Ecology: