Theodenisia Clark 1948 (trilobite)

Trilobita - Ptychopariida - Catillicephalidae

Synonyms: Mannschreckia Stitt 1983, Mannschreekia Stitt 1983

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

See also Sepkoski 2002 and Westrop 1986

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

Subtaxa: Theodenisia paulula

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Ecology: fast-moving low-level epifaunal carnivore

Distribution:

• Ordovician of Canada (1: Newfoundland collection)

• Cambrian of Canada (14: Alberta, Newfoundland and Labrador, Quebec), the Russian Federation (3), United States (3: Texas, Vermont)

Total: 21 collections including 28 occurrences

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Specimen images are retrieved through the ePANDDA API.


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