Changia Sun 1924 (trilobite)

Trilobita - Asaphida - Ptychaspididae

Synonyms: Coreanocephalus Kobayashi 1935, Quadraticephalus Sun 1925

Parent taxon: Ptychaspididae according to P. A. Jell and J. M. Adrain 2002

See also Sepkoski 2002

Sister taxa: Alborsella, Eoptychaspis, Eowuhuia, Euptychaspis, Idiomesus, Imlerella, Kathleenella, Keithia, Keithiella, Macronoda, Plectrella, Proricephalus, Ptychaspis, Saukioides, Sunwaptia, Wilcoxaspis

Subtaxa: Changia chinensis Quadraticephalus elongatus

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Type: Changia chinensis

Ecology: fast-moving low-level epifaunal carnivore

Distribution:

• Ordovician of Australia (1 collection), China (1)

• Cambrian of Australia (5), China (5), South Korea (4)

Total: 16 collections including 19 occurrences

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Specimen images are retrieved through the ePANDDA API.


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