Sohl and Koch OFR # 816: Maastrichtian, Texas

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Anthozoa - Scleractinia - Micrabaciidae
Micrabacia sp. Milne-Edwards 1849
Micrabacia spp.
unclassified
Vertebrata indet. Lamarck 1801
Fish parts
Gastropoda - Naticidae
Gyrodes sp. Conrad 1860
1 specimen
Gyrodes sp.
Euspira rectilabrum (Conrad 1858)
3 specimens
Euspira rectilabrum (Conrad)
Bivalvia - Solenida - Pharidae
Leptosolen biplicata (Conrad 1858)
1 specimen
Leptosolen biplicata (Conrad)
Bivalvia - Cardiida - Tellinidae
Linearia sp. (Conrad 1860)
1 specimen
original and current combination Linearis
Linearia sp.
? Tellina sp. Linnaeus 1758
1 specimen
Tellina ? sp. - originally entered as "Tellina ? sp."
Bivalvia - Cardiida - Cardiidae
Trachycardium sp. Mörch 1853
25 specimens
Trachycardium sp.
Bivalvia - Cardiida - Mactridae
Cymbophora berryi
9 specimens
Cymbophora berryi (Gardner)
Bivalvia - Arcida - Arcidae
Striarca cuneata
3 specimens
Striarca cuneata Gabb
Bivalvia - Pectinida - Anomiidae
Anomia (Anomia) argentaria Morton 1833
4 specimens
Anomia (Anomia) argentaria Morton
see common names

Geography
Country:United States State/province:Texas County:Medina
Coordinates: 29.3° North, 99.2° West (view map)
Paleocoordinates:35.3° North, 77.8° West
Geographic resolution:small collection
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Maastrichtian 10 m.y. bin:Cretaceous 8
*Period:Late/Upper Cretaceous *Epoch:Late/Upper Senonian
*International age/stage:Middle - Late/Upper Maastrichtian
Key time interval:Maastrichtian
Age range of interval:72.10000 - 66.00000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Escondido
Stratigraphic resolution:formation
Stratigraphy comments: Haustator bilira assemblage zone.
Lithology and environment
Primary lithology:gray lithified silty sandstone
Environment:estuary/bay Tectonic setting:passive margin
Taphonomy
Modes of preservation:body,original calcite,replaced with calcite
Size of fossils:mesofossils
Collection methods and comments
Collection excludes:some macrofossils
Collection methods:field collection
Reason for describing collection:paleoecologic analysis
Museum repositories:USGS
Collection method comments: Stephenson collection
Metadata
Also known as:Hondo; USGS # 7670
Database number:4539
Authorizer:M. Kosnik Enterer:M. Kosnik
Modifier:M. Manojlovic Research group:GCP,marine invertebrate
Created:1999-08-14 13:00:00 Last modified:2016-08-08 12:21:54
Access level:the public Released:1999-08-14 13:00:00
Creative Commons license:CC BY
Reference information

Primary reference:

282. N. F. Sohl and C. F. Koch. 1984. Upper Cretaceous (Maestrichtian) larger invertebrate Fossils from the Haustator bilira Assemblage Zone in the west gulf Coastal Plain. USGS Open File Report 84-687:1-282 [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]