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phylum

phylum

4 8.7
A large group of animals or plants with the same basic body structure
  • noun
  • /ˈfaɪləm/
  • Specialized
translation icon : filo
  • MSX, a spore-forming protozoan in the phylum Haplosporidia, is most prevalent along the mid-Atlantic U.S. coast, but is reported from Maine to Florida.
  • phylum comprises classes

Examples

  • There were no taxonomic differences at the order and phylum level.

    Academic text (2018)
  • In the case of the Dunnock, it is in phylum Chordata.

    Blog text (30)
  • Well, we found a new phylum in Biology.

  • At the phylum level, no significant differences were observed.

    Academic text (2018)
  • The next step down from that would be to decide in which class of the phylum Chordata it belongs.

    Blog text (30)
  • I'll present what is really the simplest creature in our phylum Amphioxus.

  • Squid, all cephalopods in fact, belong to the phylum Mollusca.

    Fiction book (2000)
  • During the 20th century, Pythium insidiosum was the only fungus-like species from the phylum Oomycota known to cause life-threatening infections in mammals and birds (1, 2).

    Academic text (2015)
  • The scientist explained that each phylum groups organisms based on shared characteristics and evolutionary history.

  • Within the animal kingdom, the vertebrate phylum includes all species with a backbone.

Synonyms

division
vsphylum
  • Specialized
8 7.7

A major group used to classify plants

is the general rank used across all organisms not limited to plants
taxon
vsphylum
  • Specialized
1 9.1

A group of living things that scientists put together, like a species or family

is a specific principal rank rather than a general unit at any rank
taxonomic group
vsphylum
  • Specialized
1 7.0

A set of living things that are put together because they are related, for example lions and tigers

is a defined rank in the classification hierarchy not just a collective unit
taxonomic category
vsphylum
  • Specialized
6.8

A rank in the classification of living things like species or family that shows how they are related

is a single principal rank placed above class and below kingdom

Compounds

phylum Brachiopoda
  • Specialized
9.9

Sea animals that have two hard shells on top and bottom and look like a clam but are not clams

phylum Bryozoa
  • Specialized
9.9

A group of small water animals that live together in colonies in seas and rivers

phylum Chaetognatha
  • Specialized
9.9

A group of small transparent worms called arrowworms that eat tiny sea animals in oceans worldwide

phylum Chordata
  • Specialized
6.6

A major animal group with a backbone or soft rod along the back at some stage, like mammals

phylum Cnidaria
  • Specialized
7.5

A group of water animals like jellyfish, sea anemones, and corals that have stinging cells

phylum Cryptophyta
  • Specialized
9.9

Tiny single-celled living things that live in fresh or salt water and have special colours

phylum Ctenophora
  • Specialized
9.9

A small group of sea animals called comb jellies that have soft bodies and move with rows of tiny hairs

phylum Porifera
  • Specialized
9.2

A group of simple water animals with many holes in their bodies

phylum Rotifera
  • Specialized
9.4

A group of tiny water animals with a wheel of tiny hairs at the front

phylum Sipuncula
  • Specialized
9.9

A group of soft sea worms with a front part you can pull inside, called peanut worms

phylum Echinodermata
  • Specialized
6.8

A group of sea animals with body parts that spread out from the middle, like starfish and sea urchins

phylum Ectoprocta
  • Specialized
9.9

A group of small water animals called moss animals that live in colonies and filter food

phylum Nematoda
  • Specialized
8.1

A large group of long, thin worms without body sections found almost everywhere

phylum Nemertina
  • Specialized
9.9

A group of mostly sea worms with long bodies and a soft arm they can push out

9.9

A group of soft flat animals like tapeworms and planarians that lack bones and hearts

9.9

A group of deep-sea worms with beard-like tentacles placed in a different worm family

How Specific

species
  • Specialized
905 2.7
Lilium
  • Specialized
7.0
family
  • Specialized
155 4.0
order
  • Specialized
66 7.5
class
1.8
phylum
  • Specialized
4 8.7
kingdom
  • Specialized
53 4.8

Surface Forms

phylum singular
phyla plural

Etymology

The word phylum comes from the Greek phylon, which means 'tribe' or 'race'. In biology it names a very large group that holds related classes of animals or plants, so a phylum is like a big 'tribe' of living things.