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Rutiodon
Fossil range: Late Triassic

Restoration of Rutiodon carolinensis.
Scientific classification

Kingdom:

Animalia

Phylum:

Chordata

Class:

Sauropsida

Order:

Phytosauria

(Unranked) :

Archosauria

Family:

Phytosauridae

Genus:

Rutiodon
Emmons, 1856

Synonyms:

  • Rhytiodon
    Cope, 1856 (lapsus)
  • Palaeonornis
    Emmons, 1857
  • Rhytidodon
    Cope, 1866 (lapsus)
  • Rhytidiodon
    Cope, 1866 (lapsus)
  • Metarhinus
    Jaekel, 1910 non Osborn, 1908 (preoccupied)
  • Rhytiodin
    Mehl, 1915 (lapsus)
  • Machaeroprosopus
    Mehl, Toepelmann & Schwartz, 1916
  • Machaeororosopus
    Gregory, 1962 (lapsus)

Rutiodon ("Wrinkle tooth") is an extinct genus of archosaur belonging to the family Phytosauridae. It lived during the Late Triassic period, and was about 10 to 25 feet (3 to 8 meters) in length.[1] The animal is known from fossils in Europe (Germany and Switzerland) as well as North America (Arizona, New Mexico, North Carolina, and Texas).

Description[]

Like other phytosaurs, Rutiodon strongly resembled a crocodile, but its nostrils were positioned far back on the head, close to the eyes, instead of at the tip of the snout. It had enlarged front teeth, and a relatively narrow jaw, somewhat resembling that of a modern gharial. This suggests that this carnivore probably caught fish and it may also have snatched land animals from the waterside.[1] Also like modern crocodiles, its back, flanks, and tail were covered with bony armored plates.[2]

In popular culture[]

  • Rutiodon is one of the best-known phytosaurs and appeared in the 2001 Discovery Channel documentary When Dinosaurs Roamed America, shown trying to attack a Coelophysis near the water's edge and missing.
  • It has also appeared in the "Land Before Time" television series.

Gallery[]

References[]

  1. ^ a b Gaines, Richard M. (2001). Coelophysis. ABDO Publishing Company. pp. 21. ISBN 1-57765-488-9. 
  2. ^ Palmer, D., ed (1999). The Marshall Illustrated Encyclopedia of Dinosaurs and Prehistoric Animals. London: Marshall Editions. p. 95. ISBN 1-84028-152-9. 
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