TxBureau 00039: Late/Upper Maastrichtian, Texas

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Polychaeta - Serpulimorpha
Hamulus onyx Morton 1834
Hamulus onyx Morton
Bivalvia - Ostreida - Gryphaeidae
Exogyra costata (Say 1820)
original and current combination Exogyra (Exogyra) costata
Exogyra costata Say
Pycnodonte mutabilis
Gryphaea mutabilis Morton
see common names

Geography
Country:United States State/province:Texas County:Bexar
Coordinates: 29.4° North, 98.5° West (view map)
Paleocoordinates:35.1° North, 77.6° West
Basis of coordinate:based on political unit
Geographic resolution:outcrop
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Maastrichtian 10 m.y. bin:Cretaceous 8
*Period:Late/Upper Cretaceous *Epoch:Senonian
Key time interval:Late/Upper Maastrichtian
Age range of interval:72.10000 - 66.00000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Corsicana Marl
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology: not reported
Lithology description: no entry
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:mesofossils
Collection methods and comments
Collection excludes:all microfossils
Reason for describing collection:paleoecologic analysis
Collection method comments: E. H. Sellards
Metadata
Also known as:Slope northwest of Camp Travis Hospital, near northeast corner of San Antonio, Bexar County
Database number:7445
Authorizer:M. Kosnik Enterer:M. Kosnik
Modifier:L. Eccles Research group:GCP,marine invertebrate
Created:2000-07-18 12:00:01 Last modified:2010-10-14 14:00:08
Access level:the public Released:2000-07-18 12:00:01
Creative Commons license:CC BY
Reference information

Primary reference:

444. L. W. Stephenson. 1941. The larger invertebrate fossils of the Navarro group of Texas. The University of Texas Publication 4101:1-625 [M. Kosnik/M. Kosnik]

Secondary references:

29915 J. A. Sessa, T. J. Bralower, M. E. Patzkowsky, J. C. Handley, and L. C. Ivany. 2012. Environmental and biological controls on the diversity and ecology of Late Cretaceous through early Paleogene marine ecosystems in the US Gulf Coastal Plain. Paleobiology 38(2):218-239 [M. Patzkowsky/J. Sessa/J. Sessa]