†Yuknessaspis Rasetti 1951 (trilobite)
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Parent taxon: Ptychopariina according to F. A. Sundberg 1994
See also Jell and Adrain 2002 and Sepkoski 2002
Sister taxa: Conocoryphacea, Guizhoucephalina, Huaiaspis, Leiostegiacea, Luaspididae, Paraantagmus, Ptychopariacea, Ptychoparioidea, Tonopahella
Subtaxa: Yuknessaspis benningtonis
Ecology: fast-moving low-level epifaunal deposit feeder
Distribution:
• Delamaran of United States (10: Nevada, Utah collections)
Total: 10 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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