-
Hemichordata (/ˌhɛmikɔːrˈdeɪtə/ HEH-mee-kor-DAY-tə) is a
phylum which consists of triploblastic, enterocoelomate, and
bilaterally symmetrical marine deuterostome...
-
Deuterostomia is
further divided into 4 phyla: Chordata, Echinodermata,
Hemichordata, and the
extinct Vetulicolia known from
Cambrian fossils. The extinct...
- pterobranchs, is a
class of
small worm-shaped animals. They
belong to the
Hemichordata, and live in
secreted tubes on the
ocean floor.
Pterobranchia feed by...
- PMID 10781046.
Biogeography and
adaptations of
torquaratorid acorn worms (
Hemichordata: Enteropneusta)
including two new
species from the
Canadian Arctic -...
- urchins,
brittle stars, sea cu****bers,
feather stars, sea lilies, etc.)
Hemichordata (acorn worms, Pterobranchia, and
possibly graptolites) (These together...
-
Conodonts are Chordata, but
their internal placement is less certain.
Hemichordata (which
includes the
acorn worms) was
previously considered a
fourth chordate...
- Platyhelminthes, Nematoda,
Annelida (segmented worms), Chaetognatha,
Hemichordata, and Phoronida. For a list of
marine animals that have been
called "sea...
- Chordata.
Hyman (1959), however,
placed them near
Echinodermata and gave
Hemichordata a
status of an
independent phylum.
Balanoglossus is a tuberculos[spelling...
-
differences between the two phyla.
Among lesser phyla of
invertebrates are the
Hemichordata, or
acorn worms, and the Chaetognatha, or
arrow worms.
Other phyla include...
- The
following is a list of the
classes in each
phylum of the
kingdom Animalia.
There are 107
classes of
animals in 33
phyla in this list. However, different...
