SB-1A: Harrisonian, Florida

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
Scolecophidia indet. (Duméril and Bibron 1844)
Mead 2013 1 specimen
UF 268987, single trunk vertebra
Hastings et al. 2023
UF 424639–41, 424637–8, and 424633–36
Mammalia - Chiroptera - Vespertilionidae
Albright 1998
a bat
Mammalia - Rodentia - Sciuridae
2 specimens
Mammalia - Rodentia
    = Geomyoidea indet. Bonaparte 1845
Albright 1998
Mammalia - Rodentia - Eomyidae
Eomyidae indet. Winge 1887
Morgan 1989
Mammalia - Rodentia - Heteromyidae
Albright 1998
Morgan 1989
Mammalia - Perissodactyla - Equidae
1 specimen
Mammalia - Camelidae
3 specimens
(7 measurements)
Mammalia - Carnivora - Canidae
Mesocyon sp. Scott 1890
1 specimen
Albright 1998
Phlaocyon sp. Matthew 1899
1 specimen
    = Phlaocyon leucosteus Matthew 1899
Wang et al. 1999
Mammalia - Carnivora - Amphicyonidae
4 specimens
Hayes 2000
Mammalia - Carnivora - Mustelidae
1 specimen
Alroy 2002
Hayes 2000
Mammalia - Carnivora - Palaeogalidae
Palaeogale sp. von Meyer 1846
1 specimen
    = Palaeogale minuta Gervais 1848
Hayes 2000
Albright 1998b: may include additional carnivoran of Frailey
Mammalia
Albright 1998
see common names

Geography
Country:United States State/province:Florida County:Suwannee
Coordinates: 30.3° North, 83.0° West (view map)
Paleocoordinates:33.1° North, 72.2° West (Wright 2013)
Basis of coordinate:based on political unit
Geographic resolution:small collection
Time
10 m.y. bin: Cenozoic 4-5
*Period:Tertiary *Epoch:Miocene
Key time interval: Harrisonian
Age range of interval: 23.1 - 18.5 m.y. ago
Age estimate: 24.5 ± 0.5 Ma (unknown)
* legacy (obsolete) database fields
Stratigraphy
Stratigraphic resolution:group of beds
Stratigraphy comments: 25–24 Ma (Tedford et al., 2004)
Harrisonian
Lithology and environment
Primary lithology: not reported
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Collection size:11 specimens
Reason for describing collection:general faunal/floral analysis
Taxonomic list comments:NISP 11+
Metadata
Also known as:Live Oak
Database number:17837
Authorizer:J. Alroy, J. Bloch, P. Mannion Enterer:J. Alroy, P. Mannion, R. Hulbert
Modifier:B. Allen Research group:vertebrate
Created:1993-09-27 00:00:00 Last modified:2025-02-22 15:12:02
Access level:the public Released:1993-09-27 00:00:00
Creative Commons license:CC0
Reference information

Primary reference:
1543. D. Frailey. 1978. An Early Miocene (Arikareean) fauna from northcentral Florida (the SB-1A Local Fauna). Occasional Papers of the Museum of Natural History, University of Kansas 75:1-20 [J. Alroy/J. Alroy/J. Marcot]

Secondary references:

936 L. B. Albright. 1998. The Arikareean Land Mammal Age in Texas and Florida: Southern extension of Great Plains faunas and Gulf Coastal Plain. Geological Society of America Special Paper 325:167-183 [J. Alroy/J. Alroy/J. Marcot]
6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
84078 A. K. Hastings, B. W. Schubert, J. R. Bourque and R. C. Hulbert, Jr. 2023. Oldest record of Alligator in southeastern North America. Palaeontologia Electronica 26(1):a6:1-19 [P. Mannion/P. Mannion]
4229 F. G. Hayes. 2000. The Brooksville 2 local fauna (Arikareean, latest Oligocene) Hernando County, Florida. Bulletin of the Florida Museum of Natural History 43(1):1-47 [J. Alroy/J. Alroy/J. Alroy]
50261 J. I. Mead. 2013. Scolecophidia (Serpentes) of the late Oligocene and early Miocene, North America, and a fossil history overview. Geobios 46:225-231 [J. Bloch/R. Hulbert]
2610 G. S. Morgan. 1989. Miocene vertebrate faunas from the Suwannee River basin of north Florida and south Georgia. Southeastern Geological Society Guidebook 30:26-53 [J. Alroy/J. Alroy/J. Marcot]
3558 X. Wang, R. H. Tedford, and B. E. Taylor. 1999. Phylogenetic systematics of the Borophaginae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 243:1-392 [J. Alroy/J. Alroy/J. Alroy]