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Juramaia is an
extinct genus of a
therian mammal,
possibly a very
basal eutherian mammal,
known from the Late Jur****ic (Oxfordian stage) or
Early Cretaceous...
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upper jaw in
other tetrapods. The
earliest known therian mammal fossil is
Juramaia, from China's Late Jur****ic (Oxfordian stage). However, the age estimates...
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suggested to
represent early eutherians.
Another possible eutherian species Juramaia sinensis has been
dated at 161 million
years ago from the
early Late Jur****ic...
- from Asia Chaoyangsaurus, an
early marginocephalian dinosaur from Asia
Juramaia, a
basal mammal from Asia Archaeopteryx, a bird-like
maniraptoran from...
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study again recovered Eomaia as a
basal eutherian.
Evolution of
mammals Juramaia (160 million
years ago)
Sinodelphys Ji, Q.; Luo, Z-X.; Yuan, C-X.; Wible...
- Late Jur****ic,
represented by
Juramaia, a
eutherian mammal closer to the
ancestry of
placentals than marsupials.
Juramaia is much more
advanced than expected...
- oldest-known
fossil among the
Eutheria ("true beasts") is the
small shrewlike Juramaia sinensis, or "Jur****ic
mother from China",
dated to 160 million
years ago...
- the
eutherians are
those more
closely related to the placentals.
Since Juramaia, the
earliest known eutherian,
lived 160
million years ago in the Jur****ic...
- †Argaliatherium †Brasilestes †Carinalestes †Eomaia †Holoclemensia †Hypomylos †
Juramaia †Kermackia †Kielantherium †Pappotherium †Picopsis †Tirotherium †Tribactonodon...
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Juramaia was one of the
earliest mammals, a
basal eutherian from the Late Jur****ic, no more than 10 cm long....
