Chanciaopsis Sundberg 1994 (trilobite)

Trilobita - Ptychopariida - Alokistocaridae

Full reference: F. A. Sundberg. 1994. Corynexochida and Ptychopariida (Trilobita, Arthropoda) of the Ehmaniella biozone (Middle Cambrian), Utah and Nevada. Contributions in Science 446:1-137

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

See also Sepkoski 2002 and Sundberg 1994

Sister taxa: Alokistocare, Alokistocarella, Amecephalina, Amecephaloides, Amecephalus, Annamitia, Arellanella, Beldirella, Bythicheilus, Chancia, Danzhaiaspis, Ehmania, Ehmaniella, Elrathia, Erdoradites, Ganovexopyge, Inglefieldia, Jenkinsonia, Kistocare, Lenacare, Parapachyaspis, Parehmania, Pedinocephalina, Proveedoria, Schopfaspis, Shabanovia, Tympanuella, Utaspis, Altiocculinae, Ehmaniellinae

Subtaxa: Chanciaopsis heteromorphos Chanciaopsis odarayensis Chanciaopsis palliseri

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Type: Chanciaopsis heteromorphos

Ecology: fast-moving low-level epifaunal carnivore

Distribution:

• Delamaran of Canada (2: British Columbia collections), United States (13: Nevada, Utah)

• Cambrian of Canada (2: British Columbia)

Total: 17 collections each including a single occurrence

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