Where: Tarrant County County, Texas (32.9° N, 97.1° W: paleocoordinates 31.2° N, 61.8° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Lewisville Member (Woodbine Formation), Cenomanian (100.5 - 93.9 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; calcareous sandstone
Collection methods: L. W. Stephenson 1940, 1941; Stephenson and H. H. Gray 1944; Stephenson and H. R. Berquist 1945.
Primary reference: L. W. Stephenson. 1952. Larger invertebrate fossils of the Woodbine formation (Cenomanian) of Texas. United States Geological Survey Professional Paper 242:1-225 [M. Kosnik/M. Kosnik/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 6498: authorized by Matt Kosnik, entered by Matt Kosnik on 12.03.2000
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
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Polychaeta | |
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Bivalvia | |
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"Psilomya levis" = Liopistha (Psilomya)
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Cephalopoda | |
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"Acanthoceras tarrantense" = Conlinoceras tarrantense, "Acanthoceras wintoni" = Conlinoceras tarrantense, "Acanthoceras adkinsi" = Conlinoceras tarrantense
"Acanthoceras tarrantense" = Conlinoceras tarrantense Adkins 1928 ammonite Acanthoceras tarrantense (Adkins)
"Acanthoceras adkinsi" = Conlinoceras tarrantense Adkins 1928 ammonite Acanthoceras adkinsi Stephenson
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Gastropoda | |
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