Leisey Shell Pit 3B (Pleistocene of the United States)

Where: Hillsborough County, Florida (27.7° N, 82.5° W: paleocoordinates 27.7° N, 82.3° W)

• coordinate based on political unit

When: Bermont Formation, Irvingtonian (1.8 - 0.3 Ma)

• said to be early Irvingtonian

•"varies in thickness from 20 cm to greater than 1.0 m"

Environment/lithology: estuary or bay; unlithified siltstone and unlithified mudstone

• "dark organic matter, silt, and mud" with vertebrates, freshwater molluscs, and wood

Size class: macrofossils

Collection methods: quarrying

Primary reference: 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]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 20403: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Richard Hulbert

Creative Commons license: CC BY (attribution)

Taxonomic list

• "Holmesina cf. floridanus" is omitted by Downing and White 1995
Reptilia
 Testudines - Panchelydridae
Macrochelys sp.3 Gray 1856 alligator snapping turtle
Mammalia
 Rodentia - Castoridae
Castoroides leiseyorum2 Morgan and White 1995 giant beaver
 Perissodactyla - Tapiridae
"Tapirus haysii" = Tapirus (Helicotapirus) haysii
"Tapirus haysii" = Tapirus (Helicotapirus) haysii Leidy 1860 tapir
 Perissodactyla - Equidae
Equus leidyi Hay 1913 horse
placed in quotes by the authors
 Carnivora - Ursidae
Arctodus pristinus Leidy 1854 bear
probably includes material from "Leisey 3" of Emslie 1995
 Cingulata - Dasypodidae
Dasypus bellus1 Simpson 1929 beautiful armadillo
 Cingulata - Pachyarmatheriidae
Pachyarmatherium leiseyi1 Downing and White 1995 edentate
 Proboscidea - Gomphotheriidae
Cuvieronius tropicus4 Cope 1884 gomphothere
 Proboscidea - Elephantidae
Mammuthus sp. Brookes 1828 mammoth
 Ungulata - Camelidae
 Ungulata - Cervidae
Odocoileus virginianus Zimmermann 1780 white-tailed deer