Where: Denton County County, Texas (33.0° N, 96.9° W: paleocoordinates 31.3° N, 61.6° 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; ferruginous, calcareous sandstone
Collection methods: L. W. Stephenson 1911; Stephenson, W. H. Monroe, H. R. Bergquist 1954.
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 4659: authorized by Matt Kosnik, entered by Matt Kosnik on 14.08.1999
Creative Commons license: CC BY (attribution)
Taxonomic list
Sedentaria | |
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Cephalopoda | |
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Gastropoda | |
Hemicerithium ? interlineatum cerith snail Hemicerithium? interlineatum (Cragin) - originally entered as "Hemicerithium interlineatum ?"
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Bivalvia | |
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Protarca ? tramitensis clam Protarca? tramitensis (Cragin) - originally entered as "Protarca tramitensis ?"
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