Antlers Formation (OMNH V212): Late/Upper Aptian - Early/Lower Albian, Oklahoma

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
Tenontosaurus sp. Ostrom 1970
Reptilia - Dromaeosauridae
Deinonychus antirrhopus Ostrom 1969
Reptilia
Bernissartia sp. Dollo 1883
Mammalia - Eutriconodonta - Triconodontidae
Astroconodon cf. denisoni Patterson 1951
Actinopteri - Semionotiformes - Semionotidae
? Semionotidae indet. Woodward 1890
Actinopteri - Lepisosteiformes - Lepisosteidae
? Lepisosteidae indet. Cuvier 1825
Chondrichthyes - Hybodontiformes - Hybodontidae
? Hybodus sp. Agassiz 1834
see common names

Geography
Country:United States State/province:Oklahoma County:Atoka
Coordinates: 34.4° North, 96.1° West (view map)
Paleocoordinates:31.9° North, 50.8° West
Basis of coordinate:based on political unit
Geographic resolution:small collection
Time
Period:Cretaceous Epoch:Early/Lower Cretaceous
Key time interval:Late/Upper Aptian - Early/Lower Albian
Age range of interval:122.46000 - 109.00000 m.y. ago
Stratigraphy
Geological group:Trinity Formation:Antlers Member:middle
Stratigraphic resolution:member
Lithology and environment
Primary lithology: not reported
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Reason for describing collection:taxonomic analysis
Metadata
Also known as:DUPLICATE REF 1219 or 1230
Database number:14374
Authorizer:J. Alroy Enterer:J. Alroy
Modifier:M. Carrano Research group:vertebrate
Created:2002-05-15 00:00:00 Last modified:2011-10-31 16:35:54
Access level:the public Released:2002-05-15 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:

1219.ETE R. L. Cifelli, J. D. Gardner, R. L. Nydam and D. L. Brinkman. 1997. Additions to the vertebrate fauna of the Antlers Formation (Lower Cretaceous), southeastern Oklahoma. Oklahoma Geology Notes 57(4):124-131 [J. Alroy/J. Alroy/M. Carrano]