Name:
Xibalbaonyx
(Xibalba claw).
Phonetic: Zi-bal-bay-on-iks.
Named By: Sarah R. Stinnesbeck, Eberhard Frey,
Jer�nimo Av�les Olgu�n, Wolfgang Stinnesbeck, Patrick Zell,
Heinrich Mallison, Arturo Gonz�lez Gonz�lez, Eugenio Aceves
N��ez, Adriana Vel�zquez Morlet, Alejandro Terrazas Mata, Martha
Benavente Sanvicente, Fabio Hering & Carmen Rojas Sandoval
- 2017.
Classification: Chordata, Mammalia, Xenarthra,
Pilosa, Megalonychidae.
Species: X. oviceps (type),
X. exinferis, X. microcaninus.
Diet: Herbivore.
Size: Unavailable.
Known locations: Mexico - Yucatan peninsula.
Time period: Late Pleistocene.
Fossil representation: X. oviceps
is known from an
almost complete skeleton. X. microcaninus known
from skull and
mandible.
Xibalbaonyx
is a genus of ground sloth that lived in Mexico during the Pleistocene,
Many fossils of this ground sloth have been recovered from underwater
caves.
Further reading
- Xibalbaonyx oviceps, a new megalonychid
ground sloth
(Folivora, Xenarthra) from the Late Pleistocene of the Yucat�n
Peninsula, Mexico, and its paleobiogeographic significance. -
PalZ. 91 (2): 245–271. - Sarah R. Stinnesbeck,
Eberhard Frey, Jer�nimo Av�les Olgu�n, Wolfgang Stinnesbeck,
Patrick Zell, Heinrich Mallison, Arturo Gonz�lez Gonz�lez,
Eugenio Aceves N��ez, Adriana Vel�zquez Morlet, Alejandro Terrazas
Mata, Martha Benavente Sanvicente, Fabio Hering & Carmen
Rojas Sandoval - 2017.
- New insights on the paleogeographic distribution of the Late
Pleistocene ground sloth genus Xibalbaonyx along
the Mesoamerican
Corridor. - Journal of South American Earth Sciences. 85:
108–120. - Sarah R. Stinnesbeck, Eberhard Frey &
Wolfgang Stinnesbeck - 2018.
- Life and death of the ground sloth Xibalbaonyx oviceps
from the
Yucat�n Peninsula, Mexico. - Historical Biology: 1–17. - Sarah R.
Stinnesbeck, Eberhard Frey, Jer�nimo Avil�s Olgu�n, Arturo Gonz�lez
Gonz�lez, Adriana Vel�zquez Morlet & Wolfgang Stinnesbeck -
2020.
- Xibalbaonyx exinferis n. sp. (Megalonychidae), a
new Pleistocene
ground sloth from the Yucat�n Peninsula, Mexico. - Historical Biology:
1–12 - Sarah R. Stinnesbeck, Wolfgang Stinnesbeck, Eberhard Frey,
Jer�nimo Avil�s Olgu�n & Arturo Gonz�lez Gonz�lez - 2020.
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