†family Chengkouiidae Zhu 1980 (trilobite)

Trilobita - Corynexochida - Chengkouiidae

Parent taxon: Corynexochida according to P. A. Jell and J. M. Adrain 2003

Sister taxa: Acontheus, Altaepeltis, Amgaspididae, Amginoerbia, Amphotonella, Asperocare, Ataktaspis, Babakovia, Balangia, Bathyuriscopsis, Bienella, Blandiaspis, Boreoscutellum, Brylyella, Bubupeltina, Cheilocephalidae, Chengkouia, Chienaspis, Chilometopus, Chilonorria, Cholopilus, Chondagraulos, Chondrinouyina, Chuangiopsis, Chuchiaspis, Clavigellus, Corynexochidacea, Corynexochidae, Corynexochoidea, Dictyella, Dictyites, Dinesidae, Dolichometopidae, Dorypygidae, Edelsteinaspididae, Elankaspis, Emsurella, Eoscutellum, Evansaspis, Exastipyx, Ezhuangia, Girandia, Granularapis, Hapsidocare, Hemikaolishania, Holteria, Hunnanocephalus, Illaenidae, Illaenina, Illaenoidea, Illaenuridae, Iranaspis, Jakutidae, Kaolishaniidae, Kassinius, Klotziella, Kobayashipeltis, Kooteniellina, Kotisopeltis, Leiostegiidae, Lenaspis, Linguchuangia, Liokootenia, Majiangia, Megalisania, Mendospidella, Metakootenia, Micmaccopsis, Neochilonorria, Nodiceps, Notasaphus, Olenoidestranans, Opsiosoryctocephalus, Ordosia, Orria, Oryctocare, Oryctocephalidae, Pagodiidae, Panderiidae, Panxinella, Paralevisia, Paralisaniella, Paraolenoides, Phillipsinellidae, Plethopeltella, Polliaxis, Polypleuraspis, Popigaia, Prokootenia, Prosymphysurus, Prouktaspis, Pseudolancastria, Shirakiellidae, Shivelicus, Sinijanella, Styginidae, Tabatopygellina, Tarynaspis, Tingocephalus, Tolanaspis, Tollaspis, Tsinaniidae, Uktaspis, Unicapeltis, Uraloscutellum, Xuigiella, Zacanthoididae

Subtaxa: Acanthomicmacca Bidjinella Micmacca Xiuqiella

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Ecology: nektobenthic carnivore

Distribution:

• Cambrian of Canada (1: Nova Scotia collection), China (1), Germany (1), Morocco (1), the Russian Federation (2), the United Kingdom (1)

Total: 7 collections including 10 occurrences

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