-
suggested to be stem-bilaterians. In the
traditional interpretation, the
Proarticulatan body is
divided into
transverse articulation (division) into isomers...
-
annelid worm, a rangeomorph-like frond, a
variant of Charniodiscus, a
proarticulatan, an
arthropod (perhaps
related to the trilobites), or even an extinct...
-
Archaeaspinus fedonkini is an
extinct proarticulatan organism from the Late
Precambrian (Ediacaran) period.
Archaeaspinus was
discovered in
Zimnii Bereg...
-
based on the
bilateral or
nearly bilateral organisation of
proarticulatans,
though proarticulatans are not
likely to be a
member of the
bilaterian crown group...
-
Cyanorus singularis is a
small proarticulatan,
closely related to
Spriggina and Marywadea. The
anterior part of the body was most
likely not segmented...
-
Extinct genus of
proarticulatan fossil...
- (lit. "Leaf animal" in Gr****) is an
Ediacaran imprint that
resembles a
proarticulatan and has been
interpreted as a
feeding trace. It
usually occurs in long...
-
characteristic of the
majority of
proarticulatans.
According to a 2019 study, all
Cephalonega researchers agree that it is
proarticulatan and put it in the class...
- were
found in the Inyo
Mountains in
Southern California. An
Ediacarian proarticulatan was
given the same name,
Archaeaspis Ivantsov, 2001. This is however...
- is
called glide reflection symmetry, and is a
diagnostic feature of
proarticulatans.
Transverse elements decrease in size from one end to the
other and...
