Osteopygis emarginatus Cope 1868 (turtle)

Reptilia - Testudines - Macrobaenidae

Synonyms: Amblypeza entellus Hay 1908, Catapleura chelydrina Cope 1875, Osteopygis borealis Wieland 1904, Osteopygis chelydrinus Cope 1868, Osteopygis erosus Cope 1875, Osteopygis gibbi Wieland 1904, Osteopygis platylomus Cope 1870, Osteopygis robustus Hay 1908

Full reference: E. D. Cope. 1868. [A new genus of Chelonia from New Jersey]. Proceedings of the Academy of Natural Sciences of Philadelphia 20:147

Belongs to Osteopygis according to A. D. Gentry et al. 2023

See also Cope 1868, Cope 1870, Cope 1870, Cope 1875, Hay 1902, Hay 1908, Hay 1930, Parham 2005, Weems 1988, Wieland 1904 and Zangerl 1953

Sister taxa: Osteopygis backmani, Osteopygis emarginata, Osteopygis kranzi, Osteopygis russelli

Type specimens:

  • Osteopygis emarginatus: AMNH 1485. Its type locality is Barnsboro "greensand" (Hornerstown), which is in a Maastrichtian marginal marine horizon in the Hornerstown Formation of New Jersey.
  • Amblypeza entellus: State Collection New Jersey No Unknown, a partial shell.
  • Catapleura chelydrina:
  • Osteopygis borealis: YPM 778, a partial shell (the nuchal and the first and the second neural; the second, third, fifth, sixth, and seventh right peripherals; the first, second, third, fifth, and sixth left ). Its type locality is Cream Ridge Marl Company pit (Hornerstown Fm.), which is in a Maastrichtian marginal marine marl in the Hornerstown Formation of New Jersey.
  • Osteopygis chelydrinus: AMNH 1131, a partial shell (a figured peripheral and only questionably associated other material). Its type locality is Barnsboro "greensand" (Hornerstown), which is in a Maastrichtian marginal marine horizon in the Hornerstown Formation of New Jersey.
  • Osteopygis erosus: AMNH 1130, a partial skeleton (all the peripherals of the left side, except the third, fourth, fifth, and eleventh; the second, fourth, eleventh and half of the ninth of the right side; the f). Its type locality is Barnsboro "greensand" (Hornerstown), which is in a Maastrichtian marginal marine horizon in the Hornerstown Formation of New Jersey.
  • Osteopygis gibbi: YPM 783 (Marsh collection), a shell. Its type locality is West Jersey Marl Company's Pit, Barnsboro (New Egypt), which is in a Maastrichtian terrestrial sandstone/marl in the New Egypt Formation of New Jersey.
  • Osteopygis platylomus: ANSP specimen, a partial shell (anterior half of one neural most of the suprapygal, a portion of the nuchal, wholes or parts of all the peripherals of the right side, except the fifth, wholes ). Its type locality is Pemberton Marl Company pit (Hornerstown), which is in a Maastrichtian marginal marine marl in the Hornerstown Formation of New Jersey.
  • Osteopygis robustus: AMNH 2360, a partial shell (the nuchal, the first and second peripherals of both sides, the tenth and eleventh peripherals of both sides, the fourth costals of both sides, the left fifth, ). Its type locality is Pemberton Marl Company pit (Hornerstown), which is in a Maastrichtian marginal marine marl in the Hornerstown Formation of New Jersey.

Ecology:

Distribution:

• Eocene of United States (1: New Jersey collection)

• Paleocene of United States (2: South Carolina)

• Cretaceous to Paleogene of United States (1: New Jersey)

• Cretaceous of United States (9: Maryland, New Jersey, South Carolina)

Total: 13 collections including 17 occurrences

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Specimen images are retrieved through the ePANDDA API.


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