†family Pseudagnostidae Whitehouse 1936 (trilobite)

Trilobita - Agnostida - Pseudagnostidae

Alternative spelling: Pseudagnostinae

Parent taxon: Agnostoidea according to S. R. Westrop et al. 1996

See also Harrington and Leanza 1957 and Robison and Pantoja-Alor 1968

Sister taxa: Anomocaridae, Diplagnostidae, Hypagnostoidae, Marjumiidae, Solenopleuridae

Subtaxa: Asqaragnostus Norilagnostus Rhaptagnostus Trisulcagnostus Yongwolagnostus

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Ecology: slow-moving epifaunal detritivore

Distribution:

• Cambrian of Australia (2 collections), China (25), Kazakhstan (68), the Russian Federation (12), South Korea (4)

Total: 111 collections including 200 occurrences

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