†order Nektaspida Raymond 1920 (arthropod)

Nektaspida

Parent taxon: Arthropoda according to G. E. Budd 1999

Sister taxa: Actaeus, Agonata, Almenia, Aptera, Arachnoidea, Aristocaris, Artiopoda, Blattina splendens, Bostrichopus, Bradoriida, Branchiata, Bundenbachiellus, Burgessia, Cambropachycope, Chelicerata, Cindarella, Clypecaris, Conchostraca, Corcorania, Dalmaniopsis, Dicerocaris, Dongshanocaris, Douglasocaris, Duslia, Emeiella, Ercaia, Euthycarcinoidea, Forfexicaris, Fuxianhuiida, Gaoqiaioella, Geracus, Geracus tubifer, Gigantopleurida, Goticaris, Graeophonus, Guangweicarididae, Habelia, Hanburia, Henningsmoenicaris, Huangshandongia, Isoxys, Jianfengia, Jiucunella, Kablikia, Kampecaris obanensis, Kleptothule, Kounicia, Liantuoia, Libellula carbonaria, Longquania, Mandibulata, Marrella, Marrelomorpha, Martinssonia, Meristosomo, Merostomoidea, Molaria, Mollisonia, Monoculus, Motina, Myriapoda, Naptile, Occacaris, Odaraia, Orstenocarida, Oxyuropoda, Pahvantia, Panlongia, Parapaleomerus, Paratrilobita, Parvancorinomorpha, Pauloterminus, Pectocaris, Pedestria, Pisinnocaris, Platicytes, Plenocaris, Poliochera pustulatus, Priscansermarinus, Protocarcinus, Protocaris, Pseudarthron, Pseudoarctolepis, Pseudoiulia, Pygmaclypeatus, Quasicaris, Rehbachiella, Retifacies, Rhombicalvaria, Rhynimonstrum, Schizodiscus, Scorpionida, Serracaris, Shafferia, Shankouia, Sinoburius, Skaracarida, Synistata, Tanglangia, Unogata, Urokodia, Utahcaris, Walossekia, Xandarella, Xandarellida, Proschizoramia, Dinocarida, Radiodonta, Jianshanopodia, Arachnomorpha, Schinderhannes, Siberion, Hadranax, Megadictyon

Subtaxa: Emucarididae Liwiidae Naraoia

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Ecology:

Distribution:

• Ordovician of South Africa (1 collection)

• Marjumian of United States (1: Utah)

• Cambrian of Australia (1), Canada (26: Brithish Columbia, British Columbia), China (56), Greenland (1), Poland (2)

Total: 88 collections including 139 occurrences

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