Didolodus

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Didolodus
Temporal range: Mid Eocene (Divisaderan)
~40.4–37.2 Ma
Didolodusfinal.jpg
Scientific classification e
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Family: Didolodontidae
Genus: Didolodus
Ameghino 1897
Species
  • D. latigonus
  • D. magnus
  • D. minor
  • D. multicuspis (type)
Synonyms
  • Cephanodus Ameghino 1902
  • Lonchoconus Ameghino 1901
  • Nephacodus Ameghino 1902

Didolodus is an extinct genus of mammals from Middle Eocene Argentina. It is an ungulate mammal of uncertain affinities, possibly related to Litopterna, though this is uncertain due to the lack of reliable post-cranial remains, and for now remains Meridiungulata incertae sedis.[1] Its remains were found in the of Patagonia.[2]

Didolodus probably was a quick-footed creature which probably lived like early ungulates such as Propalaeotherium, based on its highly similar teeth. It was around 60 centimetres (2.0 ft) in length, with short limbs and a long tail.[3]

Phylogeny[]

Cladogram after Gelfo and Sigé, 2011:[4]

Protungulatum

Phenacodus

Didolodontidae

Didolodus

Didolodus magnus

Didolodus multicuspis

Didolodus minor

Ernestokokenia nitida

Ernestokokenia chaishoer

Ernestokokenia yirunhor

Umayodus raimondi

References[]

  1. ^ Javier Nicolás, The alleged astragalar remains of Didolodus Ameghino, 1897 (Mammalia, Panameriungulata) and a critic of isolated bone association models, 2012
  2. ^ Didolodus at Fossilworks.org
  3. ^ Palmer, D., ed. (1999). The Marshall Illustrated Encyclopedia of Dinosaurs and Prehistoric Animals. London: Marshall Editions. p. 246. ISBN 1-84028-152-9.
  4. ^ Javier N. Gelfo and Bernard Sigé (2011). "A new didolodontid mammal from the late Paleocene–earliest Eocene of Laguna Umayo, Peru" (PDF). Acta Palaeontologica Polonica. 56 (4): 665–678. doi:10.4202/app.2010.0067.



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