McGehee Farm: Hemphillian, Florida

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Rodentia - Mylagaulidae
Mylagaulus kinseyi Webb 1966
Mammalia - Lagomorpha
Lagomorpha indet. Brandt 1885
Mammalia - Talpidae
Talpidae indet. (Fischer de Waldheim 1817)
Mammalia - Chiroptera - Vespertilionidae
Vespertilionidae indet. Gray 1821
MacFadden 1982
a bat
Mammalia - Perissodactyla - Rhinocerotidae
Aphelops longipes (Leidy 1890)
    = Aphelops malacorhinus Cope 1878
Alroy 2002
    = Aphelops mutilus Matthew 1924
Prothero 2005
Teleoceras proterum (Leidy 1885)
Mammalia - Perissodactyla - Tapiridae
Tapiravus sp. Marsh 1877
    = Tapirus simpsoni Schultz et al. 1975
MacFadden 1982
    = Tapirus webbi n. sp. Hulbert 2005
Hulbert 2005
Mammalia - Perissodactyla - Equidae
Nannippus westoni (Simpson 1930)
Hulbert 1988
Pseudhipparion sp. Ameghino 1904
    = Pseudhipparion skinneri Webb and Hulbert 1986
Webb and Hulbert 1986
replaces ID of MacFadden 1982
Cormohipparion ingenuum (Leidy 1885)
    = Hippotherium ingenuum Leidy 1885
Hulbert 1988
recombined as Cormohipparion ingenuum
"N. nr. ingenuus"
Hipparion plicatile (Leidy 1887)
    = Hippotherium plicatile Leidy 1887
Alroy 2002
recombined as Cormohipparion plicatile
see also MacFadden 1984b; may include "Hipparion" of MacFadden and Cerling 1996
Neohipparion eurystyle (Cope 1893)
    = Neohipparion trampasense Edwards 1982
Hulbert 1987
Calippus cf. hondurensis (Olson and McGrew 1941)
Hulbert 1988
Calippus sp. (Matthew and Stirton 1930)
    = Calippus elachistus Hulbert 1988
Hulbert 1988
Protohippus gidleyi Hulbert 1988
Hulbert 1988
"Dinohippus or Pliohippus"; "pliohippine" of MacFadden 1982, and specimen inexplicably referred to "Pliohippus" by MacFadden and Cerling 1996
Mammalia - Tayassuidae
Prosthennops sp. Matthew and Gidley 1904
    = Tayassuinae indet. Palmer 1897
Alroy 2002
Mammalia - Camelidae
Megatylopus sp. (Matthew and Cook 1909)
    = Camelidae indet. Gray 1821
Alroy 2002
could be Aepycamelus
Tanupolama sp. Stock 1928
    = Hemiauchenia sp. Gervais and Ameghino 1880
Alroy 2002
Mammalia - Protoceratidae
Protoceratidae indet. Marsh 1891
    = Synthetoceras cf. tricornatus Stirton 1932
Patton 1969
Mammalia - Gelocidae
Floridameryx floridanus Webb 2008
Webb 2008
Mammalia - Antilocapridae
Antilocapridae indet. Gray 1866
Mammalia - Carnivora - Felidae
Felidae indet. Gray 1821
Mammalia - Carnivora - Mustelidae
Mustelidae indet. Fischer 1817
    = Sthenictis sp. Peterson 1910
MacFadden 1982
Mammalia - Carnivora - Canidae
Eucyon davisi (Merriam 1911)
Tedford et al. 2009
"McGehee Place Quarry"
Osteoborus validus Stirton and Vanderhoof 1933
    = Epicyon haydeni Leidy 1858
Webb 1969
confirmed by Wang et al. 1999
Epicyon saevus (Leidy 1858)
Wang et al. 1999
Osteoborus cf. galushai Webb 1969
    = Borophagus sp. Cope 1892
Webb 1969
status unclear in light of Wang et al. 1999
Mammalia - Megalonychidae
Pliometanastes protistus n. sp. Hirschfeld and Webb 1968
Mammalia - Mylodontidae
Thinobadistes segnis Hay 1919
Webb 1989
Mammalia - Sirenia - Dugongidae
Metaxytherium cf. floridanum Hay 1922
Domning 1988
Mammalia - Proboscidea - Gomphotheriidae
Amebelodon sp. Barbour 1927
MacFadden and Cerling 1996
may include "Gomphotherium sp." of Tobien 1972 and probably does include "Serridentinus floridanus"
Reptilia - Testudines - Chelydridae
Macroclemys auffenbergi n. sp. Dobie 1968
Dobie 1968
recombined as Macrochelys auffenbergi
Reptilia - Testudines - Emydidae
Chrysemys williamsi Rose and Weaver 1966
Jackson 1976
see Rose and Weaver 1966
    = Chrysemys williamsi n. sp. Rose and Weaver 1966
Rose and Weaver 1966
recombined as Pseudemys williamsi
Chrysemys caelata (Hay 1908)
Jackson 1976
includes "C. carri" type of Rose and Weaver 1966
    = Chrysemys carri n. sp. Rose and Weaver 1966
Rose and Weaver 1966
recombined as Pseudemys carri
Reptilia - Testudines - Testudinidae
Geochelone alleni n. sp. (Auffenberg 1966)
Auffenberg 1966
synonym of Hesperotestudo turgida
Reptilia
Gavialosuchus americana (Sellards 1915)
Whiting et al. 2016
synonym of Thecachampsa sericodon
UF 041602, 041632, 289279
Alligator sp. Daudin 1809
Whiting et al. 2016
UF 289211, 028912
Reptilia - Charadriiformes - Jacanidae
Jacana farrandi n. sp. Olson 1976
Olson 1976
Reptilia - Charadriiformes - Scolopacidae
Ereunetes rayi n. sp. Brodkorb 1963
Brodkorb 1963
Reptilia - Suliformes - Anhingidae
Anhinga grandis Martin and Mengel 1975
Becker 1987 1 specimen
Reptilia - Suliformes - Phalacrocoracidae
Phalacrocorax wetmorei Brodkorb 1955
Brodkorb 1963
Reptilia - Pelecaniformes - Ardeidae
Nycticorax fidens n. sp. Brodkorb 1963
Becker 1985
see common names

Geography
Country:United States State/province:Florida County:Alachua
Coordinates: 29.7° North, 82.6° West (view map)
Paleocoordinates:29.8° North, 80.9° West
Basis of coordinate:based on nearby landmark
Time
Period:Neogene
10 m.y. bin:Cenozoic 6
*Period:Tertiary *Epoch:Miocene
Key time interval:Hemphillian
Age range of interval:10.30000 - 4.90000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Alachua
Stratigraphic resolution:bed
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
Database number:18560
Authorizer:J. Alroy, E. Vlachos, M. Uhen, P. Mannion, J. Marcot, J. Hunter, J. Bloch Enterer:J. Alroy, J. Marcot, R. Hulbert, J. Hunter, E. Vlachos, M. Uhen, P. Mannion
Modifier:P. Mannion Research group:vertebrate
Created:1993-02-18 00:00:00 Last modified:2016-06-27 06:37:27
Access level:the public Released:1993-02-18 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:

1919. S. E. Hirschfeld and S. D. Webb. 1968. Plio-Pleistocene Megalonychid Sloths of North America. Bulletin of the Florida State Museum 12(5) [J. Alroy/J. Alroy/J. Ju]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
23540 W. Auffenberg. 1966. A new species of Pliocene tortoise, genus Geochelone, from Florida. Journal of Paleontology 40(4):877-882 [J. Alroy/J. Alroy]
1051 J. J. Becker. 1985. Fossil herons (Aves: Ardeidae) of the late Miocene and early Pliocene of Florida. Journal of Vertebrate Paleontology 5(1):24-31 [J. Alroy/J. Alroy/J. Alroy]
74975% 23700J. J. Becker. 1987. Additional material of Anhinga grandis Martin and Mengel (Aves: Anhingidae) from the late Miocene of Florida. Proceedings of the Biological Society of Washington 100(2):358-361 [J. Hunter/J. Rezza/J. Alroy]
50551 P. Brodkorb. 1963. Fossil birds from the Alachua Clay of Florida. Florida Geological Survey Special Publication 2(4):1-17 [J. Bloch/R. Hulbert]
50688 J. L. Dobie. 1968. A new turtle species of the genus Macroclemys (Chelydridae) from the Florida Pliocene. Tulane studies in Zoology and Botany 15(2):59-63 [J. Bloch/R. Hulbert]
16572 D. P. Domning. 1988. Fossil Sirenia of the West Atlantic and Caribbean region. I. Metaxytherium floridanum Hay, 1922. Journal of Vertebrate Paleontology 8(4):395-426 [M. Uhen/M. Uhen]
50346 R. C. Hulbert. 2005. Late Miocene Tapirus (Mammalia, Perissodactyla) from Florida, with description of a new species, Tapirus webbi. Bulletin of the Florida Museum of Natural History 45(4):465-494 [J. Bloch/R. Hulbert]
38505% 23520R. C. Hulbert, Jr. 1987. Late Neogene Neohipparion (Mammalia, Equidae) from the Gulf Coastal Plain of Florida and Texas. Journal of Paleontology 61(4):809-830 [J. Alroy/M. Sommers/J. Alroy]
1951 R. C. Hulbert, Jr. 1988. Cormohipparion and Hipparion (Mammalia, Perissodactyla, Equidae) from the Late Neogene of Florida. Bulletin of the Florida State Museum, Biological Sciences 33(5):229-338 [J. Alroy/J. Alroy/M. Uhen]
27016 D. R. Jackson. 1976. The status of the Pliocene turtles Pseudemys caelata Hay and Chrysemys carri Rose and Weaver. Copeia 1976(4):655-659 [J. Alroy/J. Alroy/J. Alroy]
2367 B. J. MacFadden. 1982. New species of primitive three-toed browsing horse from the Miocene Phosphate Mining District of Central Florida. Florida Scientist 45(2):117-125 [J. Alroy/J. Alroy/J. Marcot]
2372 B. J. MacFadden and T. E. Cerling. 1996. Mammalian Herbivore Communities, Ancient Feeding Ecology, and Carbon Isotopes: A 10 Million-Year Sequence from the Neogene of Florida. Journal of Vertebrate Paleontology 16(1):103-115 [J. Alroy/J. Alroy/J. Ju]
18758 S. J. Olsen. 1968. Miocene vertebrates and North Florida shorelines. Palaeogeography, Palaeoclimatology, Palaeoecology 5:127-134 [M. Uhen/M. Uhen]
50345 S. L. Olson. 1976. A jacana from the Pliocene of Florida (Aves: Jacanidae). Proceedings of the Biological Society of Washington 89(19):259-264 [J. Bloch/R. Hulbert]
2737 T. H. Patton. 1969. Miocene and Pliocene Artiodactyls, Texas Gulf Coastal Plain. Bulletin of the Florida State Museum 14(2) [J. Alroy/J. Alroy/J. Ju]
51726 D. R. Prothero. 2005. The Evolution of North American Rhinoceroses. 1-218 [J. Marcot/J. Marcot]
64764 F. L. Rose and W. G. Weaver. 1966. Two new species of Chrysemys (= Pseudemys) from the Florida Pliocene. Tulane Studies in Geology and Paleontology 5(1):41-48 [E. Vlachos/E. Vlachos/E. Vlachos]
52058 R. H. Tedford, X. Wang, and B. E. Taylor. 2009. Phylogenetic Systematics of the North American Fossil Caninae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 325:1-218 [J. Marcot/J. Marcot/G. Lloyd]
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]
3565 S. D. Webb. 1969. The Pliocene Canidae of Florida. Bulletin of the Florida State Museum 14(4):273-308 [J. Alroy/J. Alroy/M. Uhen]
3572 S. D. Webb. 1989. Osteology and relationships of Thinobadistes segnis, the first mylodont sloth in North America. In K. H. Redford, J. F. Eisenberg (eds.), Advances in Neotropical Mammalogy 469-532 [J. Alroy/J. Alroy/M. Uhen]
36064 S. D. Webb. 2008. Revision of the extinct Pseudoceratinae (Artiodactyla: Ruminantia: Gelocidae). Bulletin of the Florida Museum of Natural History 48(2):17-58 [J. Alroy/J. Alroy]
6227 S. D. Webb and R. C. Hulbert, Jr. 1986. Systematics and evolution of Pseudhipparion (Mammalia, Equidae) from the late Neogene of the Gulf Coastal Plain and the Great Plains. Contributions to Geology, the University of Wyoming, Special Paper 3:237-272 [J. Alroy/J. Alroy/J. Marcot]
59567 E. T. Whiting, D. W. Steadman, and J. Krigbaum. 2016. Paleoecology of Miocene crocodylians in Florida: Insights from stable isotope analysis. Palaeogeography, Palaeoclimatology, Palaeoecology 451:23-34 [P. Mannion/P. Mannion/M. Uhen]