Lee Creek Mine: Hemphillian, North Carolina

List of taxa
Where & when
Taphonomy & methods
Metadata & references
Taxonomic list
Thecachampsa antiqua (Leidy 1852)
Myrick 2001
recombined as Thecachampsa antiquus
USNM specimens
Mammalia - Perissodactyla - Equidae
Pseudhipparion simpsoni Webb and Hulbert 1986
Morgan 1994
presumably replaces "Nannippus cf. ingenuus"
Mammalia - Carnivora - Canidae
Osteoborus cf. dudleyi (White 1941)
    = Borophagus sp. Cope 1892
Alroy 2002
not discussed by Wang et al. 1999, and possibly B. hilli based on their assignment of Bone Valley material to this species
Mammalia - Proboscidea - Gomphotheriidae
Gomphotheriidae indet. Hay 1922
Mammalia - Ungulata - Camelidae
cf. Hemiauchenia sp. Gervais and Ameghino 1880
Mammalia - Ungulata - Protoceratidae
Kyptoceras amatorum Webb 1981
Morgan 1994
presumably replaces "Synthetoceras sp." as Tedford and Hunter indicate that it may belong to Kyptoceras
Mammalia - Ungulata
Cervidae indet. Gray 1821
    = Ruminantia indet. Scopoli 1777
Alroy 2002
Mammalia - Ungulata - Antilocapridae
Antilocapridae indet. Gray 1866
see common names

Country:United States State/province:North Carolina County:Beaufort
Coordinates: 35.4° North, 76.8° West (view map)
Paleocoordinates:35.5° North, 75.0° West
Basis of coordinate:based on political unit
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
Geological group:Chesapeake Formation:Yorktown Member:basal
Stratigraphic resolution:member
Lithology and environment
Primary lithology: not reported
Environment:terrestrial indet.
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Taxonomic list comments:formation dated at 4.5 +/- 0.2 Ma (KA on glauconite) in Virginia; however, the sequences of formations in the two regions are completely different and it seems doubtful the date is directly relevant
Database number:18550
Authorizer:J. Alroy, P. Mannion Enterer:J. Alroy, P. Mannion
Modifier:M. Uhen Research group:vertebrate
Created:1993-09-27 00:00:00 Last modified:2018-04-07 17:38:28
Access level:the public Released:1993-09-27 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:

3383. R. H. Tedford and M. E. Hunter. 1984. Miocene marine-nonmarine correlations, Atlantic and Gulf Coastal Plains, North America. Palaeography, Palaeoclimatology, Palaeoecology 47:129-151 [J. Alroy/J. Alroy/M. Uhen]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Uhen]
2613 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]
60085% 30080W. Morgan. 1982. Texas Gulf sulfur phosphate mine, Aurora, North Carolina. Lapidary Journal 36(1):236-241 [M. Uhen/M. Uhen/M. Carrano]
18134 A. C. Myrick. 2001. Thecachampsa antiqua (Leidy, 1852) (Crocodylidae: Thoracosaurinae) from fossil marine deposits at Lee Creek Mine, Aurora, North Carolina, USA. Smithsonian Contributions to Paleobiology 90:219-225 [M. Uhen/M. Uhen/P. Mannion]