Sohl and Koch OFR # 751: Late/Upper Maastrichtian, Texas

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Lithophagidae indet.
Lithophagid borings
Demospongiae - Clavulina - Clionaidae
Cliona sp.
Clione sp.
Echinoidea
Echinoidea indet. (Leske 1778)
Echinoid sp. - originally entered as "Echinoidea sp."
Polychaeta - Sabellida - Serpulidae
Serpula sp. Linnaeus 1758
Serpula sp.
Bivalvia - Ostreida - Ostreidae
Ostrea mesenterica Morton 1834
1 specimen
recombined as Lopha mesenterica
Ostrea mesenterica Morton
Ostrea sp. Linnaeus 1758
1 specimen
Ostrea sp.
Bivalvia - Ostreida - Gryphaeidae
Pycnodonte vesicularis (Lamarck 1806)
8 specimens
recombined as Pycnodonta vesicularis
Pycnodonte vesicularis Lamarck
Bivalvia - Pectinida - Pectinidae
Camptonectes (Camptonectes) bubonis (Stephenson 1941)
1 specimen
Camptonectes (Camptonectes) bubonis (
Bivalvia - Pectinida - Limidae
Lima (Lima) sp. Bruguiére 1796
9 specimens
Lima (Lima) sp.
Bivalvia - Carditida - Crassatellidae
Crassatella vadosa Morton 1834
10 specimens
Crassatella vadosa vadosa Morton
Bivalvia - Pholadida - Corbulidae
Caestocorbula (Caesticorbula) crassaplica Vincent 1910
1 specimen
Caesticorbula (Caesticorbula) cras - originally entered as "Caesticorbula crassaplica"
Bivalvia - Cardiida - Arcticidae
Veniella conradi Morton 1833
2 specimens
Veniella conradi (Morton)
Bivalvia - Nuculida - Nuculidae
Nucula percrassa
6 specimens
Nucula percrassa Conrad
Cephalopoda - Ammonitida - Sphenodiscidae
Sphenodiscus pleurisepta (Conrad 1857)
1 specimen
Sphenodiscus pleurisepta (Conrad)
Gastropoda - Patellida - Lottiidae
Acmaea occidentalis
2 specimens
Acmaea occidentalis (Hall & Meek)
Gastropoda - Neogastropoda - Buccinidae
Hydrotribulus asper
2 specimens
Hydeotribulus asper Stephenson - originally entered as "Hydeotribulus asper"
Gastropoda - Aporrhaidae
Arrhoges (Latiala) cibolensis
8 specimens
Arrhoges (Latiala) cibolensis Step
see common names

Geography
Country:United States State/province:Texas County:Bexar
Coordinates: 29.5° North, 98.2° West (view map)
Paleocoordinates:35.1° North, 77.3° West
Geographic resolution:outcrop
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:Late/Upper Maastrichtian Ammonoid zone: Discoscaphites conradi
Age range of interval:72.10000 - 66.00000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Corsicana Marl
Stratigraphic resolution:formation
Stratigraphy comments: Haustator bilira assemblage zone
Lithology and environment
Primary lithology: siltstone
Environment:marine indet. 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:W Zuehl; USGS # 7720 : 7085
Database number:4506
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 12:14:15
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]