- in the
course of ontogeny, and in the
adult stages ****insonia-like
proarticulates changed so
radically that they
became almost indistinguishable from...
-
extinction of the
Ediacaran biota.
Before the end of the
Ediacaran period,
proarticulates and
trilobozoans would have
already become extinct; and the last vendobionts...
- well as the
position of
these within the
clade is
highly debated.The
proarticulates are
considered as stem
bilaterians by most
authors .Together the three...
-
Podolimirus is an
extinct monotypic genus of
unclassified proarticulates. It
presents a
single species,
Podolimirus mirus. It was
found in
strata of the...
-
proarticulates,
their bodies consist of
segmented isomers,
which are
arranged in a
glide reflection along a
central axis.
Unlike other proarticulates...
- it has a headshield-like structure.
Unlike anything seen in
other Proarticulates, it
features a
margin with
radial folds,
giving it a
frilly appearance...
-
commonly encountered in
taxonomic literature. Ivantsov, A. Yu. (2021). "
Proarticulates—an
extinct phylum of soft-bodied metazoans, or a
group of vendobionts...
- who
found the
first specimen. The body plan of the
Yorgia and
other proarticulates is
unusual for
solitary (non-colonial) metazoans.
These bilateral organisms...
- part
closed is
present in
another branch of bilaterians, the
extinct proarticulates. This and the
amphistomic development (when both
mouth and **** develop...
- is
called glide reflection symmetry, and is a
diagnostic feature of
proarticulates.
Transverse elements decrease in size from one end to the
other and...
