La Camelia Mine (Miocene of the United States)

Also known as Englehard La Camelia Mine; Willacoochee Creek (in part)

Where: Gadsen County, Florida (30.5° N, 84.5° W: paleocoordinates 30.8° N, 81.4° W)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Dogtown Member (Torreya Formation), Early/Lower Barstovian (16.0 - 13.6 Ma)

• most material is from one fossiliferous bed, but fossils are scattered throughout the section

• member-level stratigraphic resolution

Environment/lithology: marginal marine; lithified, calcareous sandstone

• "well indurated, carbonate-cemented sandstone"

Size classes: macrofossils, mesofossils

Collection methods: bulk, sieve,

Primary reference: J. D. Bryant. 1991. New early Barstovian (middle Miocene) vertebrates from the upper Torreya Formation, eastern Florida panhandle. Journal of Vertebrate Paleontology 11(4):472-489 [J. Alroy/J. Alroy/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 18549: authorized by John Alroy, entered by John Alroy on 30.04.1994, edited by Richard Hulbert and Patricia Holroyd

Creative Commons license: CC BY (attribution)

Taxonomic list

• underlying horizon dated at 16.6 +/- 1.5 Ma (Sr isotope ratio); sample is not thought to be diagenetically altered: Bryant et al. 1992

•the following are from the "Willacoochee Creek" fauna, specific locality not given: Carnivora indet. Lagomorpha indet. Camelidae indet. Protoceratidae indet. "? Blastomeryx sp."

Reptilia
 Testudines - Trionychidae
Trionychidae indet.2 Gray 1825 softshell turtle
 Testudines - Panchelydridae
Macrochelys sp.4 Gray 1856 alligator snapping turtle
 Testudines - Pantestudinidae
Testudinidae indet.2 Batsch 1788 turtle
 Testudines - Podocnemidae
"Podocnemididae indet." = Podocnemidae2
"Podocnemididae indet." = Podocnemidae2 Cope 1868 sideneck turtle
 Squamata -
? Heloderma sp. Wiegmann 1829 beaded lizard
Mammalia
 Sirenia - Dugongidae
""Hesperosiren" crataegensis" = Metaxytherium crataegense
""Hesperosiren" crataegensis" = Metaxytherium crataegense Simpson 1932 dugong
 Rodentia - Cricetidae
Copemys sp. Wood 1936 mouse
 Rodentia - Sciuridae
? Protospermophilus sp. Gazin 1930 squirrel
 Rodentia -
Geomyoidea indet.1 Bonaparte 1845 rodent
 Rodentia - Heteromyidae
Perognathus cf. minutus James 1963 pocket mouse
 Rodentia - Mylagaulidae
Mylagaulidae indet.1 Cope 1881 rodent
 Perissodactyla - Rhinocerotidae
? Aphelops sp. Owen 1845 rhinoceros
 Perissodactyla - Equidae
"Merychippus" primus Osborn 1918 horse
"Merychippus" gunteri Simpson 1930 horse
Acritohippus cf. isonesus1 Cope 1889 horse
Anchitherium clarencei Simpson 1932 anchitheriine horse
 Artiodactyla - Tayassuidae
Prosthennops xiphodonticus1 Barbour 1925 peccary
 Artiodactyla - Merycoidodontidae
Ticholeptus cf. zygomaticus1 Cope 1878 oreodont
 Odontoceti - Squalodontidae
? Squalodon sp. Grateloup 1840 toothed whale
 Artiodactyla - Palaeomerycidae
Rakomeryx sp. Frick 1937 ruminant
Bouromeryx americanus3 Douglass 1899 ruminant