Locality 5, NE of Sanger, Denton County, Denton Biostrome, Biofacies C: Late/Upper Albian, Texas

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Lituolida - Lituolidae
Gaudryina (Gaudryina) cushmani
Textularia losangica
Nodosariata - Robertinida - Epistominidae
Epistomina lacunosa
Nodosariata - Vaginulinida - Vaginulinidae
Lenticulina cyprina
Lenticulina gaultina
Nodosariata - Nodosariida - Nodosariidae
Tristix quadrata
Citharina kochii
C. kochii var. kochii
unclassified
Haplostiche texana
Echinoidea - Cidaroida - Cidaridae
Cidaris (Stereocidaris) hemigranosus Shumard 1860
recombined as Leiocidaris hemigranosus
Bivalvia - Ostreida - Gryphaeidae
Gryphaea washitaensis
Bivalvia - Ostreida - Ostreidae
Ostrea (Arctostrea) carinata Lamarck 1806
recombined as Rastellum carinatum
Ostrea (Lopha) quadriplicata Kues 1997
recombined as Peilinia quadriplicata
Bivalvia - Pectinida - Pectinidae
Pecten (Neithea) texanus Gabb 1861
synonym of Camptonectes virgatus
Bivalvia - Pectinida - Plicatulidae
Plicatula dentonensis
Stenolaemata - Cyclostomata - Cytididae
Chartecytis sp.
Stenolaemata - Cyclostomata - Petaloporidae
Laterocavea sp. d'Orbigny 1853
Stenolaemata - Cyclostomata - Heteroporidae
Reptomulticava sp.
Stenolaemata - Cyclostomata - Eleidae
Meliceritites sp. (Sepkoski 1902)
synonym of Meliceritites
? Elea sp. d'Orbigny 1853
Stenolaemata - Cyclostomata - Oncousoeciidae
Filisparsa sp. d'Orbigny 1853
Gymnolaemata - Cheilostomata - Onychocellidae
Thyracella sp.
Gymnolaemata - Cheilostomata - Calloporidae
Aplousina sp. Canu and Bassler 1927
Ostracoda - Podocopida - Trachyleberididae
Cythereis dentonensis
Cythereis hawleyi
Cythereis nuda
Ostracoda - Platycopida - Cytherellidae
Cytherella comanchensis
see common names

Geography
Country:United States State/province:Texas County:Denton
Coordinates: 33.4° North, 97.2° West (view map)
Paleocoordinates:30.6° North, 59.5° West
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period:Cretaceous Epoch:Early/Lower Cretaceous
Stage:Albian 10 m.y. bin:Cretaceous 4
Key time interval:Late/Upper Albian
Age range of interval:106.20000 - 100.50000 m.y. ago
Stratigraphy
Geological group:Washita Formation:Denton
Local section:Locality 5 Local bed:C
Local order:bottom to top
Stratigraphic resolution:group of beds
Stratigraphy comments: Biofacies C; oyster biostrome at the top of the Denton Fm, Washita Group, Comanche Series
Lithology and environment
Primary lithology: lithified marl
Secondary lithology: lithified "limestone"
Lithology description: lower and upper beds: marls, middle beds: limestone
Environment:open shallow subtidal
Geology comments: Biofacies C was probably deposited in slightly turbid water, which was shallower to the north.
Taphonomy
Size of fossils:macrofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:paleoecologic analysis
Metadata
Database number:65727
Authorizer:M. Aberhan Enterer:S. Nurnberg
Research group:marine invertebrate
Created:2006-09-25 01:37:31 Last modified:2006-09-25 04:37:31
Access level:the public Released:2006-09-25 01:37:30
Creative Commons license:CC BY
Reference information

Primary reference:
18885. L. R. Laughbaum. 1960. A Paleoecologic Study of the Upper Denton Formation, Tarrant, Denton, and Cooke Counties, Texas. Journal of Paleontology 34(6):1183-1197 [M. Aberhan/S. Nurnberg]