- to the
Campanian in
North America, Europe, Asia and
North Africa.
Spalacotheriids are
characterised by
having molar teeth with
three molar cusps sitting...
-
existed in the
Mesozoic Era were multituberculates,
eutriconodonts and
spalacotheriids. The earliest-known
metatherian is Sinodelphys,
found in 125-million-year-old...
-
informally by some
researchers for convenience,
usually restricted to the
spalacotheriids and zhangheotheriids.
There are some
symmetrodonts with acutely-triangulated...
-
tribosphenic molar in
southern continents.
Trechnotheria - Therians,
spalacotheriids and
their relatives. They are
characterized by
features of the sca****...
- Bed A
eutherian Akidolestes A.
cifellii Lingyuan Dawangzhangzi Bed A
spalacotheriid "symmetrodont"
Ambolestes A.
zhoui Nincheng Jianshangou Bed A eutherian...
-
basal mammaliaforms and monotremes, but
unlike in multituberculates,
spalacotheriids and therians. The
deltopectoral crest was
confluent with the greater...
- monotremes,
barring one
study recovering them as the
sister taxa to
spalacotheriid "symmetrodonts". However, more
recent studies have
stuck to the cladotherian...
- but more
distantly than (paraphyletic) amphitheriids, dryolestids,
spalacotheriid "symmetrodonts" and
multituberculates were. This
result was
mostly confirmed...
-
crowns on its
teeth and more
complete cingulids. It
differs from
other spalacotheriids due to the fact it had
fewer molariform teeth, a
higher number of premolariform...
- of
Dryolestida as well, but it
found them to be the
sister group of
spalacotheriid "symmetrodonts" instead. However,
paurodontids were
recovered as members...
