Where: Stafford County, Virginia (38.3° N, 77.4° W: paleocoordinates 38.8° N, 61.0° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Potapaco Member (Nanjemoy Formation), Wasatchian (55.8 - 50.3 Ma)
• zone 11 of Bed B of the Potapaco Member and is assigned to the calcareous nannofossil zone NP 11; estimated age of 53.6 to 52.8 million years
• bed-level stratigraphic resolution
Environment/lithology: marine; lithology not reported
Size classes: macrofossils, mesofossils
Primary reference: K. D. Rose. 1999. Part 7. Fossil Mammals from the Early Eocene Fisher/Sullivan Site. Virginia Division of Mineral Resources Publication 152:133-138 [J. Alroy/J. Alroy/M. Shalap]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 15595: authorized by John Alroy, entered by John Alroy on 15.05.2002, edited by Mark Uhen, Margaret Shalap, Philip Mannion and Grace Varnham
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Chondrichthyes | |
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"Ginglymostoma serra" = Nebrius serra3, Nebrius thielensis3, Ginglymostoma africanam3, Ginglymostoma subafricanum3
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"Scyliorhinus gilberti" = Premontreia gilberti3
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"Rhinobatos bruxelliensis" = Rhinobatus bruxelliensis4
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Aetomylaeus sp.4, "Myliobatis striatus" = Aetomylaeus striatus4, "Myliobatis dixoni" = Aetomylaeus dixoni4, Myliobatis latidens4, Burnhamia daviesi4, Archaeomanta melenhorsti4, Meridiania conyexa4
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"Jacquhermania duponti" = Dasyatis duponti4
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Aves | |
Aves "gen. et sp. indet. B"5, Aves "gen. et sp. indet. C"5, Aves "gen. et sp. indet. D"5, Aves "gen. et sp. indet. E"5, Aves "gen. et sp. indet."6
Aves "gen. et sp. indet. E"5 Linnaeus 1758 bird SMF Av 638-642; also listed as cf. Threskiornithidae
Aves "gen. et sp. indet."6 Linnaeus 1758 bird USNM PAL 771593; USNM PAL 771608; USNM PAL 771601; USNM PAL 771604
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"? Odontopteryx sp." = Dasornis7
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Eostrix gulottai n. sp.5
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cf. Pulchrapollia sp.5 Dyke and Cooper 2000 parrot SMF Av 628; tentatively referred specimens: SMF Av 629-631; USNM PAL 771600; USNM PAL 771599; USNM PAL 771605;
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? Graculavidae indet.7 Fürbringer 1888 shorebird Two occurrences - one "may be conspecific with putative threskiornithid reported herein" (Mayr 2016)
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Scolopaci indet.7 Strauch 1978 shorebird "tarsometatarsus is likely to be from a messelornithid, whereas humerus may be from a procellariiform bird" (Mayr 2016)
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Reptilia | |
cf. Coturnipes cooperi7 Harrison and Walker 1977 pheasant Mayr (2016): "may be conspecific with the putative procellariiform reported in the present study"
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Parophisaurus mccloskeyi n. sp.11
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Mammalia | |
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Peradectes guottai n. sp.9
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cf. Esthonyx sp. Cope 1874 tillodont | |
cf. Hyopsodus sp. Leidy 1870 condylarth | |
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? Ischyromyidae indet. Alston 1876 rodent | |
aff. Homogalax sp. Hay 1899 odd-toed ungulate | |
Miacidae indet. Cope 1880 carnivoran | |
cf. Palaeosinopa sp. Matthew 1901 placental | |
Nyctitheriidae indet. Simpson 1928 placental | |
Actinopteri | |
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Amia sp.12
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Pycnodus sp.12 Agassiz 1833 | |
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Cylindracanthus rectus12 Agassiz 1843 | |
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Cyclopoma folmeri n. sp.12
Cyclopoma folmeri n. sp.12 Weems 1999 | |
Fisherichthys folmeri n. gen. n. sp.12
Fisherichthys folmeri n. gen. n. sp.12 Weems 1999 | |
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cf. Sciaenurus bowerbanki12 Agassiz 1845 | |
Aglyptorhynchus veneblesi12 Casier 1966 | |
Sullivanichthys mccloskeyi n. gen. n. sp.12
Sullivanichthys mccloskeyi n. gen. n. sp.12 Weems 1999 | |
Sarda delheidi12, Scombrinus sp.12, Scomberomorus sp.12, Scomberomorus bleekeri12, Acanthocybium proosti12
Sarda delheidi12 Leriche 1905
Scombrinus sp.12 Woodward 1901
Scomberomorus sp.12 Lacépède 1802
Scomberomorus bleekeri12 Storms 1892
Acanthocybium proosti12 Storms 1897 | |
Trichiurides sagittidens12 Winkler 1874 | |
Teratichthys antiquitatus12 Konig 1825 | |
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Megalopidae indet.12 Jordan 1923 | |
Paralbula marylandica12 Blake 1940
Egertonia isodonta12 Cocchi 1866
Phyllodus toliapicus12 Agassiz 1839 | |
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Osteichthyes | |
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