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M. J. Bartholomew and C. G. Tillman
Microparia, a cyclopygid trilobite of Porterfield age from Virginia
Journal of Paleontology (January 1977), 51(1):131-135

Index Terms/Descriptors:
affinities; Arthropoda; biostratigraphy; Cyclopygidae; Invertebrata; Liberty Hall Formation; Lusters Gate; Microparia; Middle Ordovician; Montgomery County Virginia; morphology; Ordovician; paleontology; Paleozoic; Porterfieldian; Ptychopariida; Trilobita; Trilobitomorpha; United States; Virginia

Latitude & Longitude:
N37°00'00" - N37°21'00" and W80°37'00" - W80°08'00" (Search for maps and images at Alexandria Digital Library)

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