Where: Tazewell County, Virginia (37.0° N, 81.0° W: paleocoordinates 30.0° S, 61.5° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Witten Limestone Formation, Caradocian (460.9 - 449.5 Ma)
• Blackriveran, Cryptophragmus beds
• formation-level stratigraphic resolution
Environment/lithology: coarse-grained limestone
Size classes: macrofossils, microfossils
Primary reference: B. N. Cooper and C. E. Prouty. 1943. Stratigraphy of the Lower Middle Ordovician of Tazewell County, Virginia. Bulletin of the Geological Society of America 54:819-886 [S. Holland/T. Hanson/T. Hanson]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 34279: authorized by Steven Holland, entered by Tori Hanson on 25.08.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
Tetradium | |
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Stromatoporoidea | |
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Cephalopoda | |
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Gastropoda | |
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"Trochonema umbilicatum" = Trochonema umbilicata
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"Maclurites bigsbyi" = Maclurina bigsbyi
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Strophomenata | |
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Rhynchonellata | |
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Doleroides sp. Cooper 1930 | |
"Pionodema miniscula" = Pionodema minuscula
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"Zygospira recurvirostris" = Anazyga recurvirostra
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Stenolaemata | |
Phyllodictya frondosa, "Rhinidictya nicholsoni" = Stictopora nicholsoni
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Graptodictya sp. Ulrich 1882
Escharopora sp. Hall 1847 | |
Orbignyella sp. Ulrich and Bassler 1904 | |
Ostracoda | |
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Trilobita | |
Illaenus sp. Dalman 1827 trilobite | |
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