†Physemataspis coopi Evitt and Tripp 1977 (trilobite)
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Artiopoda - Phacopida - Encrinuridae
Full reference: W. R. Evitt and R. P. Tripp. 1977. Silicified Middle Ordovician trilobites from the families Encrinuridae and Staurocephalidae. Palaeontographica Abteilung A 157:109-174
Belongs to Physemataspis according to Evitt and Tripp 1977
Sister taxa: Physemataspis (Physemataspis), Physemataspis (Prophysemataspis), Physemataspis insularis, Physemataspis mirabilis, Physemataspis tholus, Physemataspis torulatus
Type specimen: USNM 217615, a cephalon/head (cranidium)
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Ordovician of United States (2: Virginia collections)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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