Shumardia Billings 1862 (trilobite)

Trilobita - Ptychopariida - Shumardiidae

Parent taxon: Shumardiidae according to O. A. Hoel 1999

See also Fortey and Droser 1999, Harrington and Leanza 1957, Jell and Adrain 2002, Robison and Pantoja-Alor 1968 and Sepkoski 2002

Sister taxa: Acanthopleurella, Changchowilla, Conophrys, Koldinioidia, Kweichowilla, Leioshumardia, Leoforteyia, Liriamnica, Shumardoella, Shumardops, Tarimella

Subtaxa: Shumardia (Conophrys) Shumardia (Shumardia) Shumardia acuticaudata Shumardia alata Shumardia ctenata Shumardia erquensis Shumardia exopthalmus Shumardia extensa Shumardia granulosa Shumardia lacrimosa Shumardia minaretta Shumardia phalloides Shumardia sagittula Shumardia tarimuensis

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Type: Shumardia granulosa

Ecology: fast-moving low-level epifaunal carnivore

Distribution:

• Dobrotivian of the Czech Republic (1 collection)

• Chazyan of Canada (1: Newfoundland and Labrador)

• Whiterockian of Canada (5: Newfoundland and Labrador), Norway (2), United States (1: Nevada)

• Arenigian of Canada (1: Northwest Territories), China (1)

• Arenig of Argentina (1), Bolivia (1), Canada (1: Newfoundland and Labrador), China (3), Norway (3), the Russian Federation (1), Sweden (3), the United Kingdom (2)

• Ordovician of Argentina (1), Australia (5), Canada (2: Alberta, Northwest Territories), China (27), Iran (1), Ireland (1), Italy (3), Kazakhstan (2), Norway (7), the Russian Federation (1), Sweden (2), the United Kingdom (7), United States (11: California, Nevada, New York, Utah)

• Cressagian of the United Kingdom (3)

• Tremadoc of Argentina (10), Bolivia (4), China (15), France (1), Iran (1), Mexico (7), Norway (1), Spain (2), Sweden (2), the United Kingdom (1)

• Skullrockian of Argentina (1)

• Ibexian of United States (1: Nevada)

• Cambrian to Ordovician of Canada (1: Quebec)

• Cambrian of Argentina (2), China (1), the United Kingdom (6)

Total: 156 collections including 157 occurrences

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Specimen images are retrieved through the ePANDDA API.


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