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Trionyx messelianus Reinach 1900 (softshell turtle)

Reptilia - Testudines - Trionychidae

PaleoDB taxon number: 347392

Alternative combination: Palaeoamyda messeliana

Synonyms: Rafetoides austriacus Peters 1858 (no. 344482), Trionyx messelianus kochi Hummel 1927 (no. 360781), Trionyx messelianus lepsiusi Hummel 1927 (no. 360782)

Full reference: A. v.o.n. Reinach. 1900. Schildkrötenreste im Mainzer Tertiärbecken und in benachbarten ungefähr gleichaltrigen Ablagerungen. Abhandlungen der Senckenbergischen Naturforschenden Gesellschaft 28:1-135

Belongs to Trionyx according to G. L. Georgalis and W. G. Joyce 2017

Sister taxa: Trionyx admirabilis, Trionyx aequa, Trionyx allani, Trionyx austerus, Trionyx baynshirensis, Trionyx beecheri, Trionyx bellunensis, Trionyx boulengeri, Trionyx capellinii, Trionyx dissolutus, Trionyx ellipticus, Trionyx eloisae, Trionyx foveatus, Trionyx gangeticus, Trionyx gilbentuensis, Trionyx gobiensis, Trionyx gregarius, Trionyx henrici, Trionyx ikoviensis, Trionyx impressus, Trionyx jixiensis, Trionyx johnsoni, Trionyx kansaiensis, Trionyx latus, Trionyx leucopotamicus, Trionyx linchuensis, Trionyx melitensis, Trionyx miensis, Trionyx minusculus, Trionyx miocaenus, Trionyx mira, Trionyx ninae, Trionyx onomatoplokos, Trionyx phayrei, Trionyx pliocenicus, Trionyx reesidei, Trionyx riabinini, Trionyx robustus, Trionyx shiluutulensis, Trionyx silvestris, Trionyx singularis, Trionyx triunguis, Trionyx uintaensis, Trionyx vegetus, Trionyx vindobonensis

Type specimens:

  • Trionyx messelianus: SMF R106, a partial shell (almost complete carapace and a hyoplastron fragment). Its type locality is Messel, which is in a MP 11 lacustrine shale in the Messel Formation of Germany.
  • Rafetoides austriacus:
  • Trionyx messelianus kochi: HLMD Me4194a,b, a partial skeleton.
  • Trionyx messelianus lepsiusi: HLMD Me1460, a partial shell.

Ecology: aquatic piscivore-carnivore