McGehee Farm (Neogene of the United States)

Where: Alachua County, Florida (29.7° N, 82.6° W: paleocoordinates 29.8° N, 80.9° W)

• coordinate based on nearby landmark

When: Alachua Formation, Hemphillian (10.3 - 4.9 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size classes: macrofossils, mesofossils

Primary reference: 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]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 18560: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by John Hunter, Mark Uhen, Richard Hulbert, Jonathan Marcot, Philip Mannion and Evangelos Vlachos

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Testudines - Panchelydridae
"Macroclemys auffenbergi n. sp." = Macrochelys auffenbergi6
"Macroclemys auffenbergi n. sp." = Macrochelys auffenbergi6 Dobie 1968 Auffenberg's snapping turtle
 Testudines - Pantestudinidae
"Geochelone alleni n. sp." = Hesperotestudo turgida2
"Geochelone alleni n. sp." = Hesperotestudo turgida2 Cope 1892 turtle
 Testudines - Panemydidae
"Chrysemys carri n. sp." = Pseudemys carri16, "Chrysemys williamsi n. sp." = Pseudemys williamsi16
"Chrysemys carri n. sp." = Pseudemys carri16 Rose and Weaver 1966 cooter
includes "C. carri" type of Rose and Weaver 1966
"Chrysemys williamsi n. sp." = Pseudemys williamsi16 Rose and Weaver 1966 cooter
see Rose and Weaver 1966
Aves
 Charadriiformes - Jacanidae
Jacana farrandi n. sp.13
Jacana farrandi n. sp.13 Olson 1976 shorebird
 Charadriiformes - Scolopacidae
Ereunetes rayi n. sp.5 Brodkorb 1963 sandpiper
 Pelecaniformes - Ardeidae
Nycticorax fidens n. sp.3 Brodkorb 1963 night heron
 Suliformes - Phalacrocoracidae
Phalacrocorax wetmorei5 Brodkorb 1955 cormorant
 Suliformes - Anhingidae
Anhinga grandis4 Martin and Mengel 1975 darter
Reptilia
 Crocodylia -
"Gavialosuchus americana" = Thecachampsa sericodon23
"Gavialosuchus americana" = Thecachampsa sericodon23 Cope 1867 crocodilian
UF 041602, 041632, 289279
 Crocodylia - Alligatoridae
Alligator sp.23 Daudin 1809 alligator
UF 289211, 028912
Mammalia
 Sirenia - Dugongidae
 Rodentia - Mylagaulidae
Mylagaulus kinseyi Webb 1966 rodent
 Glires -
Lagomorpha indet. Brandt 1885 placental
 Lipotyphla - Talpidae
Talpidae indet. Fischer de Waldheim 1817 mole
 Perissodactyla - Rhinocerotidae
Teleoceras proterum Leidy 1885 rhinoceros
Aphelops mutilus15 Matthew 1924 rhinoceros
 Perissodactyla - Tapiridae
Tapirus webbi n. sp.8
Tapirus webbi n. sp.8 Hulbert 2005 tapir
 Perissodactyla - Equidae
"Hippotherium plicatile" = Cormohipparion plicatile1 Leidy 1887 hipparionine horse
"Hippotherium ingenuum" = Cormohipparion ingenuum10 Leidy 1885 hipparionine horse
Pseudhipparion skinneri22 Webb and Hulbert 1986 hipparionine horse
Nannippus westoni10 Simpson 1930 hipparionine horse
Neohipparion trampasense9 Edwards 1982 hipparionine horse
Protohippus gidleyi10 Hulbert 1988 horse
"Dinohippus or Pliohippus"; "pliohippine" of MacFadden 1982, and specimen inexplicably referred to "Pliohippus" by MacFadden and Cerling 1996
Calippus elachistus10 Hulbert 1988 horse
Calippus cf. hondurensis10 Olson and McGrew 1941 horse
 Chiroptera - Vespertilionidae
Vespertilionidae indet.11 Gray 1821 vesper bat
a bat
 Carnivora - Mustelidae
Sthenictis sp.11 Peterson 1910 mustelid carnivore
 Carnivora - Canidae
Eucyon davisi17 Merriam 1911 canine
"McGehee Place Quarry"
Epicyon saevus18 Leidy 1858 bone-crushing dog
Epicyon haydeni19 Leidy 1858 bone-crushing dog
Borophagus sp.19 Cope 1892 bone-crushing dog
 Carnivora - Felidae
Felidae indet. Gray 1821 cat
 Xenarthra - Megalonychidae
Pliometanastes protistus n. sp. Hirschfeld and Webb 1968 edentate
 Xenarthra - Mylodontidae
Thinobadistes segnis20 Hay 1919 edentate
 Proboscidea - Gomphotheriidae
Amebelodon sp.12 Barbour 1927 gomphothere
may include "Gomphotherium sp." of Tobien 1972 and probably does include "Serridentinus floridanus"
 Artiodactyla - Tayassuidae
Tayassuinae indet.1 Palmer 1897 peccary
 Artiodactyla - Camelidae
Camelidae indet.1 Gray 1821 camel
Hemiauchenia sp.1 Gervais and Ameghino 1880 camel
 Artiodactyla - Protoceratidae
Synthetoceras cf. tricornatus14 Stirton 1932 protoceratid
 Artiodactyla - Gelocidae
Floridameryx floridanus21 Webb 2008 ruminant
 Artiodactyla - Antilocapridae
Antilocapridae indet. Gray 1866 pronghorn