Jackson County, Florida #15: Bartonian, Florida

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gymnolaemata - Cheilostomata - Lunulitidae
5 %-volume
Gymnolaemata - Cheilostomata - Romancheinidae
10 %-volume
5 %-volume
5 %-volume
Gymnolaemata - Cheilostomata - Ellisinidae
5 %-volume
Gymnolaemata - Cheilostomata - Antroporidae
5 %-volume
5 %-volume
Gymnolaemata - Cheilostomata - Onychocellidae
10 %-volume
tr %-volume
5 %-volume
Gymnolaemata - Cheilostomata - Escharinidae
5 %-volume
Gymnolaemata - Cheilostomata - Trypostegidae
5 %-volume
unclassified
5 %-volume
Gymnolaemata - Cheilostomata - Tubucellariidae
10 %-volume
Gymnolaemata - Cheilostomata - Bitectiporidae
5 %-volume
Gymnolaemata - Cheilostomata - Smittinidae
5 %-volume
Gymnolaemata - Cheilostomata - Stomachetosellidae
tr %-volume
Gymnolaemata - Cheilostomata - Tessaradomidae
5 %-volume
Gymnolaemata - Cheilostomata - Umbonulidae
5 %-volume
see common names

Geography
Country:United States State/province:Florida County:Jackson
Coordinates: 30.8° North, 85.2° West (view map)
Paleocoordinates:34.0° North, 68.1° West (Wright 2013)
Basis of coordinate:based on political unit
Geographic resolution:outcrop
Time
Period: Paleogene Epoch: Eocene
Stage: Bartonian 10 m.y. bin: Cenozoic 3
*Period:Early/Lower Tertiary - Middle Tertiary *Epoch:Middle Eocene - Late/Upper Eocene
*International age/stage:Late/Upper Bartonian - Early/Lower Bartonian *Local age/stage:Late/Upper Jackson - Early/Lower Jackson
Key time interval: Bartonian
Age range of interval: 41.03 - 37.71 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Crystal River Limestone
Stratigraphic resolution:formation
Stratigraphy comments: The upper formation of the Ocala Group in Northern Florida.
Lithology and environment
Primary lithology:dolomitic,shelly/skeletal lithified "limestone"
Secondary lithology: dolomite
Includes fossils?Y
Lithology description: limestone made of skeletal fragments of inverterbrates, dolotimized in places.
Environment:marine indet. Tectonic setting:passive margin
Taphonomy
Modes of preservation:body
Collection methods and comments
Collection excludes:all microfossils,some macrofossils
Collection methods:bulk,core,chemical,mechanical,field collection
Reason for describing collection:paleoecologic analysis
Collection method comments: tr = trace. Indicates presence at the locality but in amounts too few to include in the volume percentage.
Taxonomic list comments:Bryozoans only
Metadata
Also known as:FJ-15
Database number:7321
Authorizer:L. Ivany Enterer:E. Kowalski
Modifier:C. Visaggi Research group:marine invertebrate
Created:2000-05-23 15:07:22 Last modified:2025-02-22 15:12:02
Access level:the public Released:2000-11-20 13:53:34
Creative Commons license:CC0
Reference information

Primary reference:
471. A. H. Cheetham. 1963. Late Eocene Zoogeography of the Eastern Gulf Coast Region. The Geological Society of America Memoir 91:1-113 [L. Ivany/E. Kowalski]