Sweetwater Branch (Miocene of the United States)
Where: Polk County, Florida (27.9° N, 81.8° W: paleocoordinates 28.2° N, 79.0° W)
• coordinate based on political unit
When: Miocene (23.0 - 5.3 Ma)
Environment/lithology: terrestrial
Primary reference: G. S. Morgan. 1994. Miocene and Pliocene marine mammal faunas from the Bone Valley Formation of central Florida. Contributions in Marine Mammal Paleontology Honoring Frank C. Whitmore Jr., Proceedings of the San Diego Society of Natural History 29:239-268 [J. Alroy/J. Alroy/M. Uhen]more details
PaleoDB collection 18594: authorized by John Alroy, entered by John Alroy on 26.07.1994
Creative Commons license: CC BY (attribution)
Taxonomic list
• unit is either the basal Bone Valley Fm. or the Arcadia Fm.; Morgan 1993 is unsure
Show authors, comments, and common names
| Mammalia | |
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Equidae indet. Gray 1821 horse
Merychippus cf. brevidontus Bode 1935 horse
"Merychippus goorisi" = Cormohipparion goorisi MacFadden and Skinner 1981 hipparionine horse | |