Buttsia Wilson 1951 (trilobite)

Trilobita - Ptychopariida - Catillicephalidae

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

See also Sepkoski 2002

Sister taxa: Acheilops, Calculites, Catillicephala, Cryptoderaspis, Distazeris, Galeaspis, Lajishanaspis, Madarocephalus, Matania, Onchonotellus, Onchonotopsis, Onchonotus, Pemphigaspis, Peracheilus, Theodenisia, Theodensia, Triarthropsis, Tumidulaspis, Tuojiangella, Urbanaspis, Welleraspis, Yukonaspis

Subtaxa: Buttsia globosa Buttsia inexpectata Buttsia parvula

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Ecology: fast-moving low-level epifaunal carnivore

Distribution:

• Tremadoc of Argentina (1 collection)

• Ibexian of Norway (1)

• Cambrian of Canada (1: Newfoundland), China (17), the Russian Federation (5), United States (34: Arkansas, Missouri, Pennsylvania)

Total: 59 collections including 61 occurrences

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Specimen images are retrieved through the ePANDDA API.


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