USGS 07572: Late/Upper Campanian, Texas

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda - Heterostropha - Acteonidae
Nonacteonina graphoides
original and current combination Nonactaeonina
Nonacteonina graphoides Stephenson
Gastropoda - Neogastropoda - Turbinellidae
Napulus tuberculatus
Napulus tubereulatus Stephenson
Gastropoda - Neogastropoda - Fasciolariidae
Drilluta crassicostata
Drilluta crassicostata Stephenson
Drilluta paucicostata
Drilluta paucicostata Stephenson
Gastropoda - Aporrhaidae
Anchura spp.
Anchura spp.
? Drepanochilus davidsi
Drepanochilus? davidsi Stephenson
Gastropoda - Cypraeidae
? Cypraea gracilis (Stephenson 1941)
misspelling Palaeocypraea corsicanana
Cypraea gracilis Stephenson
Gastropoda - Turritellidae
Turritella anstini
Turritella anstini Stephenson
Turritella houstonia
Turritella houstoni Stephenson
Turritella winchelli
Turritella winchelli Shumard
Haustator trilira (Conrad 1860)
original and current combination Turritella trilira
Turritella trilira Conrad
Gastropoda - Opisthobranchia - Scaphandridae
Ellipsoscapha striatella Shumard 1861
Ellipsoscapha striatella (Shumard)
Bivalvia - Cardiida - Cardiidae
Granocardium (Granocardium) sp. (Gabb 1869)
synonym of Trachycardium
Cardium (Granocardium) spp.
Bivalvia - Cardiida - Tellinidae
? Tellina munda
Tellina munda Stephenson
? Tellina patula Stephenson 1941
Tellina? patula Stephenson
Bivalvia - Cardiida - Veneridae
Legumen ellipticum
Legumen ellipticum Conrad
Bivalvia - Cardiida - Mactridae
Cymbophora simpsonensis
Cymbophora simpsonensis Stephenson
Bivalvia - Pholadida - Corbulidae
Caestocorbula crassaplica Vincent 1910
Corbula crassiplica Gabb
Corbula inflata
Corbula inflata Stephenson
Bivalvia - Solenida - Pharidae
? Leptosolen levis
Leptosolen? levis Stephenson
Bivalvia - Poromyida - Poromyidae
Liopistha protexta Conrad 1853
Liopistha protexta (Conrad)
Bivalvia - Lucinida - Lucinidae
Lucina chatfieldana
Lucina chatfieldana Stephenson
Bivalvia - Carditida - Crassatellidae
Crassatella vadosa Morton 1834
Crassatella vadosa chatfieldensis Stephenson
    = Crassatella chatfieldensis
Guardado et al. 2021
Bivalvia - Nuculanida - Nuculanidae
Nuculana informal sp. B Stephenson 1941 Link 1807
Nuculana sp. b Stephenson 1941
Bivalvia - Nuculida - Nuculidae
Nucula chatfieldensis
Nucula chatfieldensis Stephenson
Cephalopoda - Nautilida - Nautilidae
Eutrephoceras planoventer Stephenson 1941
Eutrephoceras planoventer Stephenson
Cephalopoda - Ammonitida - Nostoceratidae
Nostoceras helicinum (Shumard 1861)
recombined as Nostoceras (Nostoceras) helicinum
Nostoceras helicinum (Shumard)
Nostoceras stantoni Hyatt 1894
synonym of Nostoceras (Nostoceras) approximans
Nostoceras stantoni Hyatt and Nostoceras stantoni aberrans Hyatt and Nostoceras stantoni prematurum Hyatt
Nostoceras hyatti Stephenson 1941
Nostoceras hyatti Stephenson
Cephalopoda - Ammonitida - Baculitidae
Baculites undatus Stephenson 1941
Baculites undatus Stephenson
Baculites claviformis Stephenson 1941
Baculites claviformis Stephenson
Anthozoa - Scleractinia - Caryophylliidae
Caryophyllia stephensoni Wells 1933
Wells 1933
synonym of Caryophyllia konincki
see common names

Geography
Country:United States State/province:Texas County:Navarro
Coordinates: 32.1° North, 96.5° West (view map)
Paleocoordinates:36.9° North, 68.8° West
Basis of coordinate:based on political unit
Geographic resolution:outcrop
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Campanian 10 m.y. bin:Cretaceous 7
*Period:Late/Upper Cretaceous *Epoch:Senonian
*International age/stage:Maastrichtian
Key time interval:Late/Upper Campanian Ammonoid zone: Nostoceras hyatti
Age range of interval:83.60000 - 72.10000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Nacatoch Sand
Stratigraphic resolution:group of beds
Stratigraphy comments: Stephenson (1941) had this unit as Maastrichtian, Cobban and Kennedy (1995) have updated it to uppermost Campanian via ammonite zonation.
Lithology and environment
Primary lithology:concretionary argillaceous,calcareous sandstone
Lithology description: Calcareous, argillaceous sandstone in public road
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:mesofossils
Collection methods and comments
Collection excludes:all microfossils
Reason for describing collection:taxonomic analysis
Museum repositories:USGS
Collection method comments: 7572: L. W. Stephenson 1911, 14117: L. W. Stephenson 1928
Metadata
Also known as:Calcareous, argillaceous sandstone in public road, 0.6 to 0.8 mile north-east of Chatfield, Navarro County; from upper part of formation., 14117: "Concretions in ditches and in field near road, 0.6 and 0.8 mile northeast of Chatfield, Navarro County. (See 7572)"
Database number:7503
Authorizer:M. Kosnik, W. Kiessling, P. Wagner Enterer:M. Kosnik, U. Merkel, P. Wagner
Modifier:L. Eccles Research group:GCP,marine invertebrate
Created:2000-07-18 12:00:01 Last modified:2010-10-14 14:20:31
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:

83571 R. Guardado, R. Lockwood, L. Wingard and P. Wagner. 2021. Phylogenetics of Crassattella. [P. Wagner/P. Wagner]
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]
39438 J. W. Wells. 1933. Corals of the Cretaceous of the Atlantic and Gulf Coastal Plains and Western Interior of the United States. Bulletins of American Paleontology 18(67):85-288 [W. Kiessling/U. Merkel]