Plagiura extensa Palmer and Halley 1979 (trilobite)

Trilobita - Ptychopariida - Ptychopariidae

Full reference: A. R. Palmer and R. B. Halley. 1979. Physical Stratigraphy and Trilobite Biostratigraphy of the Carrara Formation (Lower and Middle Cambrian) in the Southern Great Basin. United States Geological Survey Professional Paper 1047:1-131

Belongs to Plagiura according to A. R. Palmer and R. B. Halley 1979

See also Sundberg and McCollum 2003

Sister taxa: Plagiura cercops, Plagiura cleadas, Plagiura minor, Plagiura retracta, Ruichengella triangularis, Ruichengella ruichengensis

Type specimen: Its type locality is Groom Range, Carrara Fm, Red Pass Limestone Mbr(USGS 3691-CO), which is in a Delamaran shallow subtidal lime mudstone in the Carrara Formation of Nevada.

Ecology: fast-moving low-level epifaunal carnivore

Distribution:

• Cambrian of United States (18: Nevada collections)

Total: 18 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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