Prodinoceras

Extinct genus of dinocerate mammal From Wikipedia, the free encyclopedia

Prodinoceras, from Ancient Greek πρό (pró), meaning "before", δεινός (deinós), meaning "terrible", and κέρας (kéras), meaning "horn", is the earliest known dinocerate genus, which lived in the late Paleocene of Mongolia.[1]

Phylum:Chordata
Class:Mammalia
Order:Dinocerata
Family:Prodinoceratidae
Quick facts Scientific classification, Species ...
Prodinoceras
Temporal range: Late Paleocene–Early Eocene
Skull of Prodinoceras martyr
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Dinocerata
Family: Prodinoceratidae
Genus: Prodinoceras
Matthew, Granger & Simpson, 1929
Species
  • P. diconicus (Tong, 1978)
  • P. martyr (Matthew et al, 1929)
Synonyms
  • Mongolotherium (Flerov, 1952)
  • Jiaoluotherium (Tong, 1978)
  • Houyanotherium (Tong, 1978)
  • Phenaceras (Tong, 1979)
  • Ganatherium (Tong, 1979)
  • Pyrodon (Zhai, 1978)
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Description

Prodinoceras was rather large, reaching 2.9 m (9 ft 6 in) in length.[2] It is also regarded as the most basal uintathere, as, although it had the characteristic fang-like tusks, it had yet to evolve the characteristic knob-like horns. The genus also bears 3 upper incisors, a trait lacking in later dinocerates. The astragalus also possesses a distinct neck and the trochlear facet is not expanded.[3]

Classification

Prodinoceras possesses traits that indicate it is a sister group to the other derived dinocerates.[4] Most literature posits Prodinoceras and Probathyopsis as close relatives.[1][3]

Phylogeny of dinocerates, in accordance with Scott et al.[4]

Prodinoceras

References

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