Homagnostus Howell 1935 (artiopod)

Artiopoda - Agnostida - Agnostidae

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

See also Sepkoski 2002

Sister taxa: Acmarhachis, Agnostinae, Agnostus, Aistagnostus, Barrandagnostus, Biciragnostus, Connagnostus, Eurudagnostus, Formosagnostus, Gymnagnostus, Hadragnostus, Idolagnostus, Ivshinagnostus, Kormagnostella, Kormagnostus, Kymagnostus, Lotagnostus, Micragnostus, Neoagnostus, Oncagnostus, Oxyagnostus, Peronopsinae, Ptychagnostinae, Quadrahomagnostus, Semagnostus, Strictagnostus, Trilobagnostus

Subtaxa: Homagnostus alaskensis Homagnostus captiosus Homagnostus claviformis Homagnostus comptus Homagnostus hoi Homagnostus hoiformis Homagnostus longiformis Homagnostus obesus Homagnostus piriformis Homagnostus seletensis Homagnostus sulcatus Homagnostus zhuangliensis

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Ecology: slow-moving epifaunal detritivore


• Ordovician of United States (2: Texas, Vermont collections)

• Marjumian of Greenland (1), United States (1: Texas)

• Cambrian of Argentina (1), Australia (2), Canada (13: Alberta, British Columbia, Newfoundland and Labrador, Yukon), China (20), Kazakhstan (26), Norway (16), the Russian Federation (6), South Korea (15), Sweden (3), United States (24: Alaska, California, Idaho/ Utah, Nevada, Nevada and Utah, South Dakota, Texas, Utah, Virginia, Wyoming)

Total: 130 collections including 179 occurrences

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Specimen images are retrieved through the ePANDDA API.

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