- the
blastopore among protostomes is
extremely variable;
while the
evolutionary distinction between deuterostomes and
protostomes remains valid, the descriptive...
-
while many
protostomes (the Spiralia)
undergo spiral cleavage.
Animals from both
groups possess a
complete digestive tract, but in
protostomes the first...
-
distinguishes them from
protostomes,
which have a
variety of
patterns of development. In both
deuterostomes and
protostomes, a
zygote first develops...
-
appears to have
happened at
least twice,
following different paths in
protostomes and deuterostomes. This
accompanied or
facilitated other important evolutionary...
-
basis for
separating bilaterian animals into two
natural groupings: the
protostomes and deuterostomes. In
animals at
least as
complex as an earthworm, a...
- the
mouth in
protostomes, and the **** in deuterostomes. Many
taxonomists now
recognise at
least two more
superphyla among the
protostomes,
Ecdysozoa and...
-
phylogeny shows that
Chaetognatha are, in fact,
protostomes.
Thomas Cavalier-Smith
places them in the
protostomes in his Six
Kingdom classification. The similarities...
- in
ontogeny is a
criterion used to
classify bilaterian animals into
protostomes and deuterostomes. In the
first multicellular animals,
there was probably...
-
organized as in a coelomate. All
pseudocoelomates are
protostomes; however, not all
protostomes are pseudocoelomates. An
example of a pseudocoelomate...
-
Lophotrochozoa (/ləˌfɒtroʊkoʊˈzoʊə/, "crest/wheel animals") is a
clade of
protostome animals within the Spiralia. The
taxon was
established as a monophyletic...
