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 | |
Actinopteri | |
Pycnodus sp.11 Agassiz 1833 | |
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Megalopidae indet.11 Jordan 1923 | |
Phyllodus toliapicus11 Agassiz 1839
Paralbula marylandica11 Blake 1940
Egertonia isodonta11 Cocchi 1866 | |
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Aglyptorhynchus veneblesi11 Casier 1966 | |
Sarda delheidi11, Scomberomorus sp.11, Scomberomorus bleekeri11, Scombrinus sp.11, Acanthocybium proosti11
Sarda delheidi11 Leriche 1905
Scomberomorus sp.11 Lacépède 1802
Scomberomorus bleekeri11 Storms 1892
Scombrinus sp.11 Woodward 1901
Acanthocybium proosti11 Storms 1897 | |
Sullivanichthys mccloskeyi n. gen. n. sp.11
Sullivanichthys mccloskeyi n. gen. n. sp.11 Weems 1999 | |
Trichiurides sagittidens11 Winkler 1874 | |
Teratichthys antiquitatus11 Konig 1825 | |
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cf. Sciaenurus bowerbanki11 Agassiz 1845 | |
Cyclopoma folmeri n. sp.11
Cyclopoma folmeri n. sp.11 Weems 1999 | |
Fisherichthys folmeri n. gen. n. sp.11
Fisherichthys folmeri n. gen. n. sp.11 Weems 1999 | |
Amia sp.11
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Mammalia | |
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Nyctitheriidae indet. Simpson 1928 placental | |
cf. Palaeosinopa sp. Matthew 1901 placental | |
Miacidae indet. Cope 1880 carnivoran | |
aff. Homogalax sp. Hay 1899 odd-toed ungulate | |
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? Ischyromyidae indet. Alston 1876 rodent | |
cf. Hyopsodus sp. Leidy 1870 condylarth | |
cf. Esthonyx sp. Cope 1874 tillodont | |
Peradectes guottai n. sp.8
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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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"? Odontopteryx sp." = Dasornis6
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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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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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? Graculavidae indet.6 Fürbringer 1888 shorebird Two occurrences - one "may be conspecific with putative threskiornithid reported herein" (Mayr 2016)
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Reptilia | |
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Parophisaurus mccloskeyi n. sp.10
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Osteichthyes | |
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Chondrichthyes | |
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Meridiania conyexa3, Archaeomanta melenhorsti3, Burnhamia daviesi3, Aetobatus irregularis3, Myliobatis latidens3, Aetomylaeus sp.3, "Myliobatis dixoni" = Aetomylaeus dixoni3, "Myliobatis striatus" = Aetomylaeus striatus3
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"Jacquhermania duponti" = Dasyatis duponti3
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Ginglymostoma africanam2, Ginglymostoma subafricanum2, "Ginglymostoma serra" = Nebrius serra2, Nebrius thielensis2
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"Scyliorhinus gilberti" = Premontreia gilberti2
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"Rhinobatos bruxelliensis" = Rhinobatus bruxelliensis3
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