Tritemnodon

Tri-tem-no-don.
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Claire Morris

Marine Paleontologist

Claire Morris has dedicated her career to exploring the depths of prehistoric oceans. Her fascination with ancient marine life has led her to discover significant fossils that illuminate the evolution of early sea creatures.

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Name

Tritemnodon ‭(‬Three cutting tooth‭)‬.

Phonetic

Tri-tem-no-don.

Named By

Classification

Chordata,‭ ‬Mammalia,‭ ‬Creodonta,‭ ‬Hyaenodontidae,‭ ‬Proviverrinae.

Diet

Carnivore.

Species

T.‭ ‬agilis,‭ ‬T.‭ ‬strenuous

Size

Between‭ ‬100‭ ‬and‭ ‬160‭ ‬centimetres long.

Known locations

USA,‭ ‬Colorado‭ ‬-‭ ‬DeBeque Formation,‭ ‬Huerfano Formation,‭ ‬Utah‭ ‬-‭ ‬Green River Formation,‭ ‬Wyoming‭ ‬-‭ ‬Willwood Formation.

Time Period

Ypresian of the Eocene.

Fossil representation

Remains of multiple individuals.

In Depth

       One of the hyaenodonts,‭ ‬Tritemnodon means‭ ‘‬three cutting tooth‭’ ‬and is a reference to how the teeth were formed for greater slicing efficiency,‭ ‬something that hyaenodonts have a reputation for being able to with the greatest ease.‭ ‬The relatively small stature and gracile build of Tritemnodon means that these were most likely predators of smaller vertebrates such as rodent sized mammals.‭ ‬In terms of habitat,‭ ‬most of North America was still dominated by temperate forests that had not yet given way to the expansive grassy plains that would arrive by the Miocene.‭ ‬Therefore Tritemnodon probably lurked around the forest floor sniffing out scent trails left by the smaller animals that it would hunt for prey in a similar manner to how a fox would do today.‭ ‬The long legs and lightweight build of Tritemnodon would mean that an individual would be quite capable of running down even fairly fast prey.

Further Reading

-‭ ‬Contributions from the Museum of‭ ‬Paleontology.‭ ‬-‭ ‬University of Michigan‭ ‬27‭(‬13‭)‬.‭ ‬-‭ ‬P.D.‭ ‬Gingerich‭ & ‬H.A.‭ ‬Deutsch‭ ‬-‭ ‬1989. -‭ ‬Classification of Mammals Above the Species Level‭ ‬1-640.‭ ‬-‭ ‬M.‭ ‬C.‭ ‬McKenna and S.‭ ‬K.‭ ‬Bell‭ ‬-‭ ‬1997.

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