Agnostus Brongniart 1822 (trilobite)

Trilobita - Agnostida - Agnostidae

Parent taxon: Agnostidae according to H. B. Whittington et al. 1997

See also Henningsmoen 1958, Jell and Adrain 2003 and Sepkoski 2002

Sister taxa: Acmarhachis, Acutatagnostus, Agnostardis, Ammagnostus, Biciragnostus, Connagnostus, Eurudagnostus, Formosagnostus, Glyptagnostus, Gymnagnostus, Hadragnostus, Homagnostus, Idolagnostus, Innitagnostus, Ivshinagnostus, Kormagnostella, Kormagnostus, Leiagnostus, Lotagnostus, Micragnostus, Neoagnostus, Oncagnostus, Oxyagnostus, Peronopsinae, Phalagnostus, Proagnostus, Ptychagnostinae, Quadrahomagnostus, Strictagnostus, Trilobagnostus

Subtaxa: Agnostus (Agnostus) Agnostus (Homagnostus) Agnostus artilimbatus Agnostus babcocki Agnostus bonnerensis Agnostus brighamensis Agnostus captiosus Agnostus neglectus Agnostus tardus Agnostus valentinus

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Ecology: slow-moving epifaunal detritivore

Distribution:

• Ordovician of the United Kingdom (1 collection), United States (1: Nevada)

• Ayusokkanian of Kazakhstan (3)

• Cambrian to Ordovician of Poland (1)

• Cambrian of Argentina (1), Canada (13: Alberta, Newfoundland and Labrador, Yukon), China (9), the Czech Republic (1), Greenland (5), Kazakhstan (17), Norway (35), Poland (1), the Russian Federation (5), South Korea (15), Sweden (5), United States (15: Idaho, Nevada, Pennsylvania, South Dakota, Utah)

Total: 128 collections including 131 occurrences

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Specimen images are retrieved through the ePANDDA API.


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