-
organisms that are
morphologically similar to trilobites, but are
largely unmineralised. The
relationship of
Artiopoda to
other arthropods is uncertain. Trilobites...
- as
benthic predators and scavengers. The Fuxian****id
exoskeleton is
unmineralised, and the
number of
tergites ranges from 15 to over 40. The cephalon...
- all
sponges have. As such, it has been
suggested that
Arimasia is a
unmineralised, single-walled archaeocyath,
perhaps even a stem-group demosponge, along...
- may be
crucial for
normal endochondral ossification.
Resorption of
unmineralised subchondral cartilage by
chondroclasts and
macrophages can be a feature...
- highest-grade
portions of the
lodes to be worked,
without dilution from the
unmineralised wall rocks. Today's mining,
which uses
larger machinery and equipment...
- been sack-like, with the
outer layer being made of a
resistant but
unmineralised material. Some
specimens from
Russia show the
presence of
branched internal...
-
trilobite Gigoutella instead. Like
other Xandarellids, the
exoskeleton is
unmineralised. The
cephalon has
pronounced eye slits,
presumably derived from ancestral...
- of the
preserved large body
segments of the
pterygotids are thin and
unmineralised. Even
tergites and
sternites (the
plates that form the
surfaces of the...
- 5 in). The body was
covered in a
large undivided dorsal shield that was
unmineralised. On the head a pair of tear-shaped eyes were
present on the underside...
- the
Chengjiang ****emblage. Like
other Xandarellids,
Sinoburius has an
unmineralised exoskeleton.
Adult individuals are
around 7-8
millimetres in length...
