Leisey Shell Pit 3B: Irvingtonian, Florida

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia - Testudines - Chelydridae
Macrochelys sp. Gray 1856
Thomas et al. 2014
Mammalia - Cingulata - Pachyarmatheriidae
Glyptotherium sp. Osborn 1903
    = Pachyarmatherium leiseyi Downing and White 1995
Downing and White 1995
said to be new
Mammalia - Cingulata - Dasypodidae
Dasypus bellus (Simpson 1929)
Downing and White 1995
Mammalia - Proboscidea - Elephantidae
Mammuthus sp. Brookes 1828
Mammalia - Proboscidea - Gomphotheriidae
Cuvieronius tropicus (Cope 1884)
Webb and Dudley 1995
Mammalia - Carnivora - Ursidae
Arctodus pristinus Leidy 1854
probably includes material from "Leisey 3" of Emslie 1995
Mammalia - Perissodactyla - Equidae
Equus leidyi Hay 1913
nomen vanum belonging to Equus
placed in quotes by the authors
Mammalia - Perissodactyla - Tapiridae
Tapirus haysii Leidy 1860
recombined as Tapirus (Helicotapirus) haysii
Mammalia - Camelidae
Hemiauchenia macrocephala (Cope 1893)
Mammalia - Cervidae
Odocoileus virginianus (Zimmermann 1780)
Mammalia - Rodentia - Castoridae
Castoroides ohioensis Foster 1838
    = Castoroides leiseyorum Morgan and White 1995
Morgan and White 1995
synonym of Castoroides dilophidus
see common names

Geography
Country:United States State/province:Florida County:Hillsborough
Coordinates: 27.7° North, 82.5° West (view map)
Paleocoordinates:27.7° North, 82.3° West
Basis of coordinate:based on political unit
Time
Period:Quaternary Epoch:Pleistocene
10 m.y. bin:Cenozoic 6
*Local age/stage:Early/Lower Irvingtonian
Key time interval:Irvingtonian
Age range of interval:1.40000 - 0.21000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Bermont
Local section:Leisy Local bed:4
Local order:bottom to top
Stratigraphy comments: said to be early Irvingtonian
"varies in thickness from 20 cm to greater than 1.0 m"
Lithology and environment
Primary lithology: unlithified siltstone
Secondary lithology: unlithified mudstone
Lithology description: "dark organic matter, silt, and mud" with vertebrates, freshwater molluscs, and wood
Environment:estuary/bay
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:selective quarrying
Reason for describing collection:general faunal/floral analysis
Taxonomic list comments:"Holmesina cf. floridanus" is omitted by Downing and White 1995
Metadata
Database number:20403
Authorizer:J. Alroy, J. Bloch Enterer:J. Alroy, R. Hulbert
Modifier:J. Alroy Research group:vertebrate
Created:1993-02-18 00:00:00 Last modified:2005-09-28 17:03:51
Access level:the public Released:1993-02-18 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:

1960. R. C. Hulbert, Jr. and G. S. Morgan. 1989. Stratigraphy, paleoecology, and vertebrate fauna of the Leisey Shell Pit Local Fauna, early Pleistocene (Irvingtonian) of southwestern Florida. Papers in Florida Paleontology 2:1-19 [J. Alroy/J. Alroy/P. Wagner]

Secondary references:

1391 K. F. Downing and R. S. White. 1995. The cingulates (Xenarthra) of the Leisey Shell Pit local fauna (Irvingtonian), Hillsborough County, Florida. Bulletin of the Florida Museum of Natural History 37(12):375-396 [J. Alroy/J. Alroy/J. Alroy]
2624 G. S. Morgan and J. A. White. 1995. Small mammals (Insectivora, Lagomorpha, and Rodentia) from the early Pleistocene (early Irvingtonian) Leisey Shell Pit Local Fauna, Hillsborough County, Florida. Bulletin of the Florida Museum of Natural History 37(13) [J. Alroy/J. Alroy/J. Ju]
50686 T. M. Thomas, M. C. Granatosky, J. R. Bourque, K. L. Krysko, P. E. Moler, T. Gamble, E. Suarez, E. Leone, K. M. Enge and J. Roman. 2014. Taxonomic assessment of alligator snapping turtles (Chelydridae: Macrochelys), with the description of two new species from the southeastern United States. Zootaxa 3786(2):141-165 [J. Bloch/R. Hulbert]
3574 S. D. Webb and J. P. Dudley. 1995. Proboscidea from Leisey Shell Pits, Hillsborough County, Florida. Bulletin of the Florida Museum of Natural History 37(20) [J. Alroy/J. Alroy/J. Ju]