Where: Cumberland County, New Jersey (39.3° N, 75.2° W: paleocoordinates 39.5° N, 71.2° W)
• coordinate based on political unit
When: Alloway Clay Member (Kirkwood Formation), Burdigalian (20.4 - 16.0 Ma)
• age after Sugarman et al. 1993
Environment/lithology: marginal marine; marl
Size class: macrofossils
Primary reference: E. D. Cope. 1870. Synopsis of the Extinct Batrachia, Reptilia and Aves of North America. Part II. Transactions of the American Philosophical Society, New Series 14:105-235 [M. Carrano/M. Carrano/M. Uhen]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 18587: authorized by John Alroy, entered by John Alroy on 26.03.1995, edited by Mark Uhen
Creative Commons license: CC BY (attribution)
Taxonomic list
Chondrichthyes | |
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"Aetobatis sp." = Aetobatus4
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Agabelus porcatus n. gen. n. sp.4
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"Notidanus primigenius" = Notorhynchus primigenius4
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"Lamna cuspidata" = Araloselachus cuspidatus4
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"Lamna elegans" = Striatolamia macrota4
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"Carcharodon angustidens" = Otodus (Carcharocles) angustidens4, "Carcharodon megalodon" = Otodus megalodon4, "Otodus appendiculatus" = Cretalamna appendiculata4
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Mammalia | |
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"Belosphys spinosus" = Priscodelphinus spinosus4
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Zarhachis velox n. sp.4
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"Macrophoca atlantica n. gen. n. sp." = Squalodon atlanticus6
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"Physeter antiquus" = Physeter vetus7
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Tretosphys uraeus n. sp.2, Ixacanthus coelospondylus1, "Delphinapterus lacertosus" = Tretosphys lacertosus1, "Delphinapterus hawkinsii" = Tretosphys lacertosus1, "Belosphys conradi" = Priscodelphinus conradi4, "Belosphys stenus" = Priscodelphinus stenus4, "Belosphys atropius" = Priscodelphinus atropius4
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Reptilia | |
"Trionyx lima n. sp." = Apalone lima
"Trionyx lima n. sp." = Apalone lima Cope 1869 softshell turtle AMNH, holotype fragment of costal plate
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"Chelone grandaevus n. sp." = Puppigerus grandaevus5
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Actinopteri | |
Phacodus irregularis n. gen. n. sp.3
Phacodus irregularis n. gen. n. sp.3 Cope 1869 | |
"Phasganodus gentryi n. sp." = Enchodus gentryi4
"Phasganodus gentryi n. sp." = Enchodus gentryi4 Cope 1875 | |
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"Sphyraena speciosa" = Sphyraenodus speciosus6 Leidy 1856
Sphyraenodus silovianus n. sp.4 Cope 1875 | |
Phyllodus curvidens4 Marsh 1869 |