Artiopoda - Asaphida - Asaphidae

Full reference: R. Feist and J. A. Talent. 2000. A new Early Ordovician trilobite from the Broken River region northeastern Australia: taxonomy and palaeogeographic implilations. Records of the Western Australian Museum Supplement 58:59-63

Parent taxon: Norasaphus according to R. Feist and J. A. Talent 2000

Sister taxa: Norasaphus (Norasaphites), Norasaphus (Norasaphus)

Subtaxa: Norasaphus (Shergoldina) greenvalensis

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Type: Norasaphus (Shergoldina) greenvalensis

Ecology: fast-moving low-level epifaunal carnivore

Distribution: found only at Big Stockyard Creek area, south of Greenvale (Ordovician of Australia)

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