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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"Rhinobatos bruxelliensis" = Rhinobatus bruxelliensis3
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"Scyliorhinus gilberti" = Premontreia gilberti2
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"Ginglymostoma serra" = Nebrius serra2, Nebrius thielensis2, Ginglymostoma africanam2, Ginglymostoma subafricanum2
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"Jacquhermania duponti" = Dasyatis duponti3
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Aetobatus irregularis3, Aetomylaeus sp.3, "Myliobatis striatus" = Aetomylaeus striatus3, "Myliobatis dixoni" = Aetomylaeus dixoni3, Meridiania conyexa3, Myliobatis latidens3, Archaeomanta melenhorsti3, Burnhamia daviesi3
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Actinopteri | |
Pycnodus sp.11 Agassiz 1833 | |
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Teratichthys antiquitatus11 Konig 1825 | |
cf. Sciaenurus bowerbanki11 Agassiz 1845 | |
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Fisherichthys folmeri n. gen. n. sp.11
Fisherichthys folmeri n. gen. n. sp.11 Weems 1999 | |
Cyclopoma folmeri n. sp.11
Cyclopoma folmeri n. sp.11 Weems 1999 | |
Acanthocybium proosti11, Scombrinus sp.11, Scomberomorus sp.11, Scomberomorus bleekeri11, Sarda delheidi11
Acanthocybium proosti11 Storms 1897
Scombrinus sp.11 Woodward 1901
Scomberomorus sp.11 Lacépède 1802
Scomberomorus bleekeri11 Storms 1892
Sarda delheidi11 Leriche 1905 | |
Sullivanichthys mccloskeyi n. gen. n. sp.11
Sullivanichthys mccloskeyi n. gen. n. sp.11 Weems 1999 | |
Aglyptorhynchus veneblesi11 Casier 1966 | |
Trichiurides sagittidens11 Winkler 1874 | |
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Paralbula marylandica11 Blake 1940
Egertonia isodonta11 Cocchi 1866
Phyllodus toliapicus11 Agassiz 1839 | |
Megalopidae indet.11 Jordan 1923 | |
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Amia sp.11
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Mammalia | |
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cf. Hyopsodus sp. Leidy 1870 condylarth | |
Nyctitheriidae indet. Simpson 1928 placental | |
cf. Palaeosinopa sp. Matthew 1901 placental | |
aff. Homogalax sp. Hay 1899 odd-toed ungulate | |
Miacidae indet. Cope 1880 carnivoran | |
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? Ischyromyidae indet. Alston 1876 rodent | |
cf. Esthonyx sp. Cope 1874 tillodont | |
Peradectes guottai n. sp.8
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Reptilia | |
Parophisaurus mccloskeyi n. sp.10
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Aves | |
Aves "gen. et sp. indet. B"4, Aves "gen. et sp. indet. C"4, Aves "gen. et sp. indet. D"4, Aves "gen. et sp. indet. E"4, Aves "gen. et sp. indet."5
Aves "gen. et sp. indet. E"4 Linnaeus 1758 bird SMF Av 638-642; also listed as cf. Threskiornithidae
Aves "gen. et sp. indet."5 Linnaeus 1758 bird USNM PAL 771593; USNM PAL 771608; USNM PAL 771601; USNM PAL 771604
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Eostrix gulottai n. sp.4
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cf. Pulchrapollia sp.4 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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cf. Coturnipes cooperi6 Harrison and Walker 1977 pheasant Mayr (2016): "may be conspecific with the putative procellariiform reported in the present study"
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"? Odontopteryx sp." = Dasornis6
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? Graculavidae indet.6 Fürbringer 1888 shorebird Two occurrences - one "may be conspecific with putative threskiornithid reported herein" (Mayr 2016)
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Scolopaci indet.6 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 | |
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Osteichthyes | |
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