- A
chordate (/ˈkɔːrdeɪt/ KOR-dayt) is a
bilaterian animal belonging to the
phylum Chordata (/kɔːrˈdeɪtə/ kor-DAY-tə). All
chordates possess, at some point...
- The
Cambrian chordates are an
extinct group of
animals belonging to the
phylum Chordata that
lived during the Cambrian,
between 538 and 485
million years...
-
their close relationship to the
vertebrates is certain. Both
groups are
chordates, as
evidenced by the fact that
during their mobile larval stage, tunicates...
-
hollow nerve cord of
chordates. Both the
hemichordates and the
chordates have a
thickening of the aorta,
homologous to the
chordate heart,
which contracts...
-
Morris as a
chordate, it
became "the most
famous early chordate fossil", or "famously
known as the
earliest described Cambrian chordate". It is estimated...
- are
Placodermi and Acanthodii. Note that
there are many
other extinct chordate groups that are not
shown here.
Order Amphioxiformes Order Enterogona Order...
-
feeding chordates in the
subphylum Cephalochordata,
class Leptocardii, and
family Branchiostomatidae.
Lancelets diverged from
other chordates during or...
-
Chordate genomics is the
study of the
evolution of the
chordate clade based on a
comparison of the
genomes of
several species within the clade. The field...
- notochord. It is a
paraphyletic grouping including all
animals excluding the
chordate subphylum Vertebrata, i.e. vertebrates. Well-known
phyla of invertebrates...
-
these characteristics with
other chordates.
Vertebrates are
distinguished from all
other animals,
including other chordates, by
multiple synapomorphies: namely...
