-
characteristics of
therian mammals is
called a
tribosphenic molar.
Among living mammals, the
tribosphenic tooth is
found in most
insectivorous mammals as...
- with
tribosphenic molars,
known from the Jur****ic to Mid-Cretaceous of Gondwana.
Although they have
often been
suggested to have
acquired tribosphenic molars...
-
triangular or V-shaped (
tribosphenic) molars.
Since then,
other unrelated mammal groups have been
found to have
tribosphenic molars, such as the australosphenidans...
- Christian; Lange-Badré,
Brigitte (1997). "Carnivorous
dental adaptations in
tribosphenic mammals and
phylogenetic reconstruction". Lethaia. 30 (4): 353–366. Bibcode:1997Letha...
-
Yixian Formation of China,
dating around 120
million years ago. Two
tribosphenic mammals,
Durlstodon and
Durlstotherium from the
Berriasian age (~145-140...
-
crest at the back.
Features of the
talonid suggest that
Ambondro had
tribosphenic molars, the
basic arrangement of
molar features also
present in marsupial...
-
presence of the
tribosphenic molar tooth which was
thought to be
exclusive to
therians since the Cretaceous. This,
along with the
tribosphenic molar discoveries...
- lack
teeth as adults.
Fossil forms and
modern platypus young have a "
tribosphenic" form of
molars (with the
occlusal surface formed by
three cusps arranged...
-
culminating in
Tribosphenida (also
known as Boreosphenida),
mammals with
fully tribosphenic teeth such as
therians and a few of
their closest relatives. The clade...
- ****ociated jaw fragments.
Donodontid molars are pre-
tribosphenic, a form
approaching the
tribosphenic teeth of
therian mammals and
their closest relatives...
