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Mesocyon ("middle dog") is an
extinct genus of the
Hesperocyoninae subfamily of
early canids native to
North America. It
lived from the
Oligocene to Early...
- species. Four
major lineages can be
defined based on
shared characteristics:
Mesocyon-Enhydrocyon
clade (includes Cynodesmus, Sunkahetanka, Philotrox) Osbornodon...
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branch of the
Canidae was Hesperocyoninae,
which included the coyote-sized
Mesocyon of the
Oligocene (38–24 Mya).
These early canids probably evolved for the...
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hesperocyonine canids, with
three genera (Parenhydrocyon, Enhydrocyon, and
Mesocyon),
ranging in size from
jackals to
small coyotes,
appearing in the early...
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Caniformia incertae sedis †Prohesperocyon †Hesperocyoninae
Hesperocyon Mesocyon Cynodesmus Sunkahetanka Philotrox Enhydrocyon Paraenhydrocyon Osbornodon...
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Ectopocynus (32–19 mya),
Osbornodon (32–18 mya),
Paraenhydrocyon (20–25 mya),
Mesocyon (31–15 mya) and
Enhydrocyon (31–15 mya). This
genus of
primitive canids...
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Caniformia incertae sedis †Prohesperocyon †Hesperocyoninae
Hesperocyon Mesocyon Cynodesmus Sunkahetanka Philotrox Enhydrocyon Paraenhydrocyon Osbornodon...
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slender premolars that
clearly contrast with the
strong premolars of the
Mesocyon–Enhydrocyon group, but also
parallels that
clade by
having a
reduced metaconid...
- fragments. A
canine dog also
known from the
Toston & John Day formations.
Mesocyon M.
robustus Wounded Knee Area. Mandibles. A
hesperocyonine dog. "M." temnodon...
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Caniformia incertae sedis †Prohesperocyon †Hesperocyoninae
Hesperocyon Mesocyon Cynodesmus Sunkahetanka Philotrox Enhydrocyon Paraenhydrocyon Osbornodon...
