-
tyrannosauroids and
birds was an even more
basal coelurosaurian. As a result,
almost all
coelurosaurians are also tyrannoraptorans, with the only exceptions...
- meaning. It is
however agreed that Megalosauroids,
Allosauroids and
Coelurosaurians are all
members of the Orionides, a
subset within Tetanurae that contains...
-
Maniraptora is a
clade of
coelurosaurian dinosaurs which includes the
birds and the non-avian
dinosaurs that were more
closely related to them than to...
- this epoch, the
first avialans, like Archaeopteryx,
evolved from
small coelurosaurian dinosaurs. The
increase in sea
levels opened up the
Atlantic seaway...
-
about 66 Ma. In the Jur****ic,
birds evolved from
small specialized coelurosaurian theropods, and are
today represented by
about 11,000 living species...
- Jur****ic was the
appearance of true birds,
descended from
maniraptoran coelurosaurians. By the
Early Cretaceous and the
ongoing breakup of Pangaea, dinosaurs...
-
ratio 78% of the way to
modern birds from the
condition of non-
coelurosaurian dinosaurs such as
Carcharodontosaurus or Allosaurus,
which had a crocodile-like...
- the
furcula or "wishbone"
which evolved from the
clavicles found in
coelurosaurian theropods.[citation needed]
Position of
collarbone (shown in red). Animation...
- 4 to 5.24,
compared to only 1.6 in the 2009 study); more bird-like
coelurosaurians theropods such as
Troodon had
stated EQs
higher than seven. Additionally...
- Maryland,
Astrodon shared its
paleoenvironment with
dinosaurs such as
coelurosaurians, the
ankylosaurian Priconodon cr****us, the
nodosaurid Propanoplosaurus...
