Browse Items (1 total) Browse All Browse by Tag Search Items Tags: Ptychoparia agalla Walcott Sort by: Title Creator Date Added Ptychoparia agalla Walcott Tags: agalla, Charles F. (Charles Frederick), Charles F. (Charles Frederick) Deiss, Deiss Trilobite Plastotypes Collection, In collection, Maryville, North and Central America, plastotype | photograph, Ptychoparia, Ptychoparia agalla Walcott, Ptychopariida, Ptychopariidae, Tennessee, Trilobita, United States, Walcott Output Formats atom, dcmes-xml, json, omeka-xml, rss2