Sohl and Koch OFR # 913: Maastrichtian, Texas

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Nuculanida - Malletiidae
Malletia longfrons
1 specimen
Malletia longfrons (Conrad)
Bivalvia - Ostreida - Ostreidae
Crassostrea cortex
107 specimens
Crassostrea cortex (Conrad)
Bivalvia - Pectinida - Anomiidae
Anomia (Anomia) ornata Gabb 1876
12 specimens
Anomia (Anomia) ornata Gabb
Bivalvia - Arcida - Arcidae
Arca rostellata
1 specimen
Arca rostellata (Morton)
Striarca cuneata
4 specimens
Striarca cuneata Gabb
Bivalvia - Cardiida - Tancrediidae
? Tancredia sp. Lycett 1850
1 specimen
Tancredia ? sp. - originally entered as "Tancredia ? sp."
Bivalvia - Cardiida - Corbiculidae
? Corbicula sp. Megerle 1811
37 specimens
Corbicula ? sp. - originally entered as "Corbicula ? sp."
Gastropoda - Neogastropoda
Neogastropoda indet. Thiele 1929
2 specimens
Neogastropods indeterminate
Gastropoda - Thiaridae
Pachymelania sp. n. sp. White 1895
29 specimens
Pachymelania n. sp. (Escondido) - originally entered as "Pachymelania n. sp."
see common names

Geography
Country:United States State/province:Texas County:Maverick
Coordinates: 28.9° North, 100.3° West (view map)
Paleocoordinates:35.1° North, 79.1° 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 Member:lower
Stratigraphic resolution:member
Stratigraphy comments: Haustator bilira assemblage zone.
Lithology and environment
Primary lithology: lithified calcareous 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:bulk,field collection
Reason for describing collection:paleoecologic analysis
Museum repositories:USGS
Collection method comments: Sohl collection
Metadata
Also known as:Chilipitin Ck; USGS # 32845
Database number:4590
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 12:26:24
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]