Astrapotherium ruderarium Ameghino 1902 (placental)

Mammalia - Astrapotheria - Astrapotheriidae

Alternative combination: Parastrapotherium ruderarium

Synonyms: Astrapothericulus laevisculus Ameghino 1902, Astrapothericulus laeviusculus Ameghino 1902, Astrapothericulus minusculus Ameghino 1902, Astrapotherium minusculus Ameghino 1902, Astrapotherium triangulidens Ameghino 1902, Parastrapotherium paucum Ameghino 1902, Prochalicotherium patagonicum Ameghino 1902

Full reference: F. Ameghino. 1902. Première contribution à la connaissance de la fauna mammalogique des couches à Colpodon [First contribution to the knowledge of the mammalian fauna of the Colopdon Beds]. Boletin de la Academia Nacional de Ciencias de Córdoba 17:71-141

Belongs to Astrapotherium according to A. G. Kramarz and M. Bond 2010

See also Ameghino 1902

Sister taxa: Astrapotherium christi, Astrapotherium guillei, Astrapotherium hespernium, Astrapotherium magnum

Type specimens:

  • Astrapotherium ruderarium: MACN A 52-224, a mandible (right mandibular fragment with dp3-dp4, posterior portion of m1, m2, erupting m3). Its type locality is Gran Barranca - southern cliff of lake Colhué Huapí, which is in a Colhuehuapian terrestrial horizon in the Sarmiento Formation of Argentina.
  • Astrapothericulus laevisculus: MACN A 52-212, a set of teeth (probably associated dp4, four deciduous incisors, fragment of lower canine, fragment of upper canine).
  • Astrapothericulus minusculus: MACN A 52-511, a set of teeth (probably associated DP3, two deciduous incisors, fragment of lower canine, fragment of dp3).
  • Astrapotherium triangulidens: MACN A 52-523, a set of teeth (two probably associated fragments of upper canines).
  • Parastrapotherium paucum: MACN A 52-525, a set of teeth (three incisors, two isolated cheek teeth).
  • Prochalicotherium patagonicum: MACN A 52-337, a tooth (isolated right P4).

Ecology: scansorial herbivore

Distribution: found only at Gran Barranca - southern cliff of lake Colhué Huapí

Show more details


Specimen images are retrieved through the ePANDDA API.


Click image to enlarge. Click to access iDigBio record.