-
characteristics of
therian mammals is
called a
tribosphenic molar.
Among living mammals, the
tribosphenic tooth is
found in most
insectivorous mammals as...
-
crest at the back.
Features of the
talonid suggest that
Ambondro had
tribosphenic molars, the
basic arrangement of
molar features also
present in marsupial...
- with
tribosphenic molars,
known from the Jur****ic to Mid-Cretaceous of Gondwana.
Although they have
often been
suggested to have
acquired tribosphenic molars...
- 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...
-
triangular or V-shaped (
tribosphenic) molars.
Since then,
other unrelated mammal groups have been
found to have
tribosphenic molars, such as the australosphenidans...
-
Yixian Formation of China,
dating around 120
million years ago. Two
tribosphenic mammals,
Durlstodon and
Durlstotherium from the
Berriasian age (~145–140...
-
origin of Boreosphenida. The
clade includes some of the
oldest known tribosphenic taxa,
until the
discovery of
Tribactonodon from the
Berriasian Durlston...
- de
Muizon C, Lange-Badré B (1997). "Carnivorous
dental adaptations in
tribosphenic mammals and
phylogenetic reconstruction". Lethaia. 30 (4): 353–366. Bibcode:1997Letha...
-
culminating in
Tribosphenida (also
known as Boreosphenida),
mammals with
fully tribosphenic teeth such as
therians and a few of
their closest relatives. The clade...
- teeth, is the
earliest known mammal with
molars showing the modern,
tribosphenic pattern that is
characteristic of
marsupial and
placental mammals. Interpretations...
