Where: Falls County, Texas (31.3° N, 97.0° W: paleocoordinates 36.1° N, 77.4° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Biscutum romeini zone, Danian (66.0 - 61.6 Ma)
• composite section from CM-4 and Brazos-1, in foram zone Pa1
Environment/lithology: marine; unlithified, bioturbated, silty claystone
Size class: mesofossils
Collection methods: bulk, mechanical,
Primary reference: T. A. Hansen, B. Upshaw, E. G. Kauffman and W. Gose. 1993. Patterns of molluscan extinction and recovery across the Cretaceous-Tertiary boundary in east Texas; report on new outcrops. Cretaceous Research 14:685-706 [A. Miller/K. Layou/M. Uhen]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 5577: authorized by Arnold Miller, entered by Karen Layou on 18.10.1999
Creative Commons license: CC BY (attribution)
Taxonomic list
Pisces | |
"Pisces indet." = Osteichthyes
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Bivalvia | |
Amusium alabamense Aldrich 1886 mud scallop | |
"Corbula subengonata" = Cuneocorbula subengonata
"Corbula subengonata" = Cuneocorbula subengonata Dall 1898 clam | |
| |
Gastropoda | |
| |
| |
Naticidae indet. Guilding 1834 moon snail | |
| |
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Amuletum curvocostatum turrid |