GnathostomataTrionychidaeTMP 1985.36.87

Aspideretoides foveatus

Aspideretoides foveatus skeletal reconstruction, left lateral view, length ~1.4 m.
Scale bar = 25 centimeters
Taxon
Aspideretoides foveatus (Leidy, 1856)
Specimen
TMP 1985.36.87
Reconstructed length
~1.4 m (4.5 feet)
View
Left lateral
Drawing
© Scott Hartman
Drawn
2010, revised 2026
Clade
  1. Gnathostomata
  2. Tetrapoda
  3. Amniota
  4. Sauropsida
  5. Testudinata
  6. Cryptodira
  7. Trionychidae

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A softshell turtle from the Late Cretaceous of North America. Like living soft-shelled turtles, Aspideretoides had a flattened, disc-like shell lacking horny scutes — its pitted bony carapace was sheathed in leathery skin rather than hard plates.

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