- In biology, a
phylum (/ˈfaɪləm/; pl.: phyla) is a
level of
classification or
taxonomic rank
below kingdom and
above class. Traditionally, in
botany the...
- (/ˈkɔːrdeɪt/ KOR-dayt) is a
deuterostomal bilaterian animal belonging to the
phylum Chordata (/kɔːrˈdeɪtə/ kor-DAY-tə). All
chordates possess, at some point...
- Latin: Nematoda),
roundworms or
eelworms constitute the
phylum Nematoda.
Species in the
phylum inhabit a
broad range of environments. Most
species are...
-
segmented worms,
comprise a
large phylum called Annelida (/əˈnɛlɪdə/; from
Latin anellus 'little ring'). The
phylum contains over 22,000
extant species...
-
zoological nomenclature, a
subphylum is a
taxonomic rank
below the rank of
phylum. The
taxonomic rank of "subdivision" in
fungi and
plant taxonomy is equivalent...
- chordates, the
latter of
which contains the vertebrates. The much
smaller basal phylum Xenacoelomorpha have an
uncertain position within Bilateria.
Animals first...
-
Arthropods (/ˈɑːrθrəpɒd/ ARTH-rə-pod) are
invertebrates in the
phylum Arthropoda. They
possess an
exoskeleton with a
cuticle made of chitin,
often mineralised...
- into complexes. A top-level (i.e., the largest)
family is
often called a
phylum or stock. The
closer the
branches are to each other, the more
closely the...
-
Lophotrochozoa Phylum Hyolitha †
Phylum Annelida Phylum Brachiopoda Phylum Bryozoa Phylum Cycliophora Phylum Entoprocta Phylum Mollusca Phylum Nemertea Phylum Phoronida...
- (also
called Apicomplexia; single: apicomplexan) are
organisms of a
large phylum of
mainly parasitic alveolates. Most
possess a
unique form of organelle...
