White Springs 1A ( of the United States)

Also known as C048

Where: Columbia County, Florida (30.0° N, 82.6° W: paleocoordinates 30.2° N, 77.3° W)

• coordinate based on political unit

• local area-level geographic resolution

When: Porters Landing Member (Parachucla Formation), Arikareean (30.8 - 20.4 Ma)

• member-level stratigraphic resolution

Environment/lithology: terrestrial; brown, gray, argillaceous sandstone

• light gray to buff to brown, slightly clayey, fine quartz sand with a minor percentage of fine phosphatic grains

Collection methods: bulk, quarrying, sieve

Primary reference: G. S. Morgan. 1989. Southeastern Geological Society Guidebook 30 [J. Alroy/J. Alroy]more details

PaleoDB collection 17859: authorized by John Alroy, entered by John Alroy on 26.03.1995

Creative Commons license: CC BY (attribution)

Taxonomic list

• said to be "earliest Miocene (Arikareean)"

•informal names in text matched to proper names in table for "White Springs"

•"Canidae indet." is listed in table but can't be matched to a particular locality based on text

Mammalia
 Rodentia - Cricetidae
? Leidymys sp.2 Wood 1936 mouse
 Rodentia - Sciuridae
Sciuridae indet. Gray 1821 squirrel
"squirrel"
 Rodentia -
Geomyoidea indet. Bonaparte 1845 rodent
"geomyoid"
Geomyoidea indet.1 Bonaparte 1845 rodent
 Rodentia - Eomyidae
Eomyidae indet. Winge 1887 rodent
"eomyid"
 Rodentia - Heteromyidae
Harrymys cf. magnus1 Wood 1932 rodent
Proheteromys cf. floridanus Wood 1932 rodent
 Rodentia - Castoridae
Neatocastor sp.2 Korth 1996 beaver
 Lagomorpha - Leporidae
Archaeolagus sp.2 Dice 1917 rabbit
 Perissodactyla - Equidae
"Anchippus texanus" = Desmatippus texanus2
"Anchippus texanus" = Desmatippus texanus2 Leidy 1868 anchitheriine horse
 Tribosphenida - Soricidae
Soricidae indet. Fischer 1814 shrew
"small shrew"
 Ungulata - Merycoidodontidae
Merycoidodontidae indet.2 Cook 1912 oreodont
 Ungulata - Camelidae
? Nothokemas sp.2 White 1947 camel
 Theriiformes - Herpetotheriidae
Herpetotherium sp.2 Cope 1873 marsupial