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Epipubic bones are a pair of
bones projecting forward from the
pelvic bones of
modern marsupials,
monotremes and
fossil mammals like multituberculates...
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traits of the feet, ankles, jaws and teeth. All
extant eutherians lack
epipubic bones,
which are
present in all
other living mammals (marsupials and monotremes)...
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Unique among marsupials, they have
shifted the
hypaxial muscles from the
epipubic to the pelvis, much like in
placental mammals,
meaning that
their breathing...
- Non-placental
mammals possess osteological projections of the
pubis known as
epipubic bones.
These evolved first among derived cynodonts, and
evolved as a means...
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birth of a
large baby
relative to the size of the mother. the
absence of
epipubic bones extending forward from the pelvis,
which are
found in all
other mammals...
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functions of the
epipubic bones. The
exception is Trichosurus,
which remarkably among marsupials has
shifted the
hypaxial muscles from the
epipubic to the pelvis...
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groups but were
later lost in the
placental lineage. In particular, the
epipubic bones extend forwards from the pelvis.
These are not
found in any modern...
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Erythrotherium (as well as
placental mammals), all
mammaliforms possess epipubic bones, a
possibly synapomorphy with tritylodontids,
which also have them...
- the
Latin marsupium,
meaning "pouch". This is due to the
occurrence of
epipubic bones, a pair of
bones projecting forward from the pelvis.
Marsupials give...
- and that
whiskers would have been present.
Derived cynodonts developed epipubic bones.
These served to
strengthen the
torso and
support abdominal and hindlimb...
