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Presbyornis pervetus Wetmore 1926 (waterfowl)

Reptilia - Anseriformes - Presbyornithidae

PaleoDB taxon number: 57582

Synonyms: Nautilornis avus Wetmore 1926 (no. 57580), Nautilornis proavitus Wetmore 1926 (no. 57585)

Full reference: A. Wetmore. 1926. Fossil birds formt he Green River deposits of eastern Utah. Annals of the Carnegie Museum 16(3-4):391-402

Belongs to Presbyornis according to K. Lambrecht 1933

Sister taxa: Presbyornis isoni, Presbyornis mongoliensis, Presbyornis recurvirostrus

Type specimens:

  • Presbyornis pervetus: Its type locality is Green River, which is in an Eocene terrestrial horizon in the Green River Formation of Utah
  • Nautilornis avus: CMNH 11358, a limb element (right humerus). Its type locality is Green River, which is in an Eocene terrestrial horizon in the Green River Formation of Utah.
  • Nautilornis proavitus: Its type locality is Green River, which is in an Eocene terrestrial horizon in the Green River Formation of Utah.

Ecology: volant herbivore