- The
Chaetognatha /kiːˈtɒɡnəθə/ or
chaetognaths /ˈkiːtɒɡnæθs/ (meaning bristle-jaws) are a
phylum of
predatory marine worms that are a
major component of...
-
length of ~206 mm in
addition to 92-mm-long antennae).
Compared to
extant chaetognaths,
which are
planktonic and
rarely grow
beyond 10 cm,
Timorebestia was...
- contrast, the
chaetognath fossil record,
while still patchy,
includes numerous Paleozoic specimens.
Protoconodonts are stem-group
chaetognaths. The earliest...
-
study supported a stem-
chaetognath interpretation,
suggesting that gnathiferan-like jaws were lost in the
ancestor of
chaetognaths. A 2024
study again supported...
-
commonly called "worms"
include annelids, nematodes, flatworms, nemerteans,
chaetognaths, priapulids, and
insect larvae such as
grubs and maggots. The term "helminth"...
-
mitochondrial genome of
Paraspadella gotoi is
highly reduced and
reveals that
chaetognaths are a
sister group to protostomes".
Proceedings of the
National Academy...
- they
comprise 2.18% of the community. It was
previously compared to the
chaetognaths,
annelids and tunicates. Nanglu, K.; Caron, J.;
Conway Morris, S.; Cameron...
-
investigations revealed that
protoconodonts were
probably more
closely related to
chaetognaths (arrow worms)
rather than true conodonts. On the
other hand, paraconodonts...
-
catch its prey they are
seized with
hooks from a
rapid lunge. As for all
chaetognaths,
Eukrohnia hamata is
hermaphroditic with
female gonads located in the...
-
Heterokrohnia is a
genus of
chaetognaths in the
family Heterokrohniidae.
Heterokrohnia alvinae Casanova, 1992
Heterokrohnia angeli Casanova, 1994 Heterokrohnia...
