†Spencia plena Resser 1939 (trilobite)
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Trilobita - Ptychopariida - Ptychopariidae
Full reference: C. E. Resser. 1939. The Spence Shale and its fauna. Smithsonian Miscellaneous Collections 97(12):1-29
Belongs to Spencia according to C. E. Resser 1939
Sister taxa: Spencia quadrata, Spencia typicalis, Stauroholcus typicalis
Type specimen: USNM 96536, a cephalon/head (cranidium)
Ecology: fast-moving low-level epifaunal carnivore
Distribution: found only at Lead Bell Shale, Liberty ( of Idaho)
Specimen images are retrieved through the ePANDDA API.
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