†Sigmocheilus grata Resser 1942 (trilobite)
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Trilobita - Olenida - Pterocephaliidae
Alternative combination: Pterocephalina grata
Belongs to Sigmocheilus according to A. R. Palmer 1960
Sister taxa: Sigmocheilus compressus, Sigmocheilus delicatus, Sigmocheilus flabellifer, Sigmocheilus pogonipensis
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Cambrian of United States (3: Nevada collections)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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