- is a
subfamily of the
theropod group Dromaeosauridae. The
earliest dromaeosaurine is Utahraptor,
dating back to the
Early Cretaceous period in
North America...
- stage, 66 Ma). The
earliest known definitive eudromaeosaur is the
large dromaeosaurine Utahraptor ostrommaysi, from the
Cedar Mountain Formation,
dated to...
- may have
achieved gigantic sizes comparable to
those found among the
dromaeosaurines. So far, this
unnamed giant velociraptorine is
known only from isolated...
- to have
evolved at
least twice among dromaeosaurids; once
among the
dromaeosaurines Utahraptor and Achillobator, and
again among the
unenlagiines (Austroraptor...
-
present in the
Lower Yellow Cat and Ruby
Ranch Members.
Indeterminate dromaeosaurine present in the
Mussentuchit Member.
Indeterminate deinonychosaurian...
- fast prey. In contrast, most
North American eudromaeosaurs,
mostly dromaeosaurines,
feature a
robust and deep
maxillar morphology. However, the large...
-
sickle claw
indicate it was well
suited to
hunting such prey. Like
other dromaeosaurine dromaeosaurids, it may have also
relied heavily on its jaws to dispatch...
-
their claws more than
their skulls as
killing tools, as
opposed to
dromaeosaurines like Dromaeosaurus,
which have
stockier skulls. Phylogenetically, the...
-
Material Notes Images cf.
Dromaeosaurus Indeterminate Isolated teeth A
dromaeosaurine dromaeosaurid only
represented by
isolated teeth.
Dromaeosauridae Indeterminate...
-
unknown basal euornithopods,
probable ankylosaurians, one
undetermined dromaeosaurine, and one
unknown velociraptorine. The
plants known from the formation...
