Topic Navigator

Noun Tree | Nouns Groups | Verb Groups | Search

Parent Categories


30 Subcategories

• Pyrrophyta, phylum Pyrrophyta go
  a division of lower plants comprising unicellular and biflagellate algae that form starchy compounds
  
• Protozoa, phylum Protozoa go
  in some classifications considered a superphylum or a subkingdom
  
• Cryptophyta, phylum Cryptophyta go
  a phylum in the kingdom Protoctista
  
• Chordata, phylum Chordata go
  comprises true vertebrates and animals having a notochord
  
• Cephalochordata, subphylum Cephalochordata go
  lancelets
  
• Urochordata, subphylum Urochordata, Urochorda, subphylum Urochorda, Tunicata, subphylum Tunicata go
  tunicates
  
• Vertebrata, subphylum Vertebrata, Craniata, subphylum Craniata go
  fishes
  
• Arthropoda, phylum Arthropoda go
  jointed-foot invertebrates: arachnids
  
• Pentastomida, subphylum Pentastomida go
  tongue worms
  
• Porifera, phylum Porifera go
  coextensive with the subkingdom Parazoa: sponges
  
• Cnidaria, phylum Cnidaria, Coelenterata, phylum Coelenterata go
  hydras
  
• Ctenophora, phylum Ctenophora go
  comb jellies
  
• Acanthocephala, phylum Acanthocephala go
  phylum or class of elongated wormlike parasites that live in the intestines of vertebrates: spiny-headed worms
  
• Chaetognatha, phylum Chaetognatha go
  arrowworms: a group of small active transparent marine worms
  
• Platyhelminthes, phylum Platyhelminthes go
  flatworms
  
• Nemertea, phylum Nemertea, Nemertina, phylum Nemertina go
  proboscis worms
  
• Pogonophora, phylum Pogonophora go
  beard worms
  
• Rotifera, phylum Rotifera go
  a phylum including: rotifers
  
• Nematoda, phylum Nematoda, Aschelminthes, phylum Aschelminthes go
  unsegmented worms: roundworms
  
• Annelida, phylum Annelida go
  segmented worms: earthworms
  
• Mollusca, phylum Mollusca go
  gastropods
  
• Phoronida, Phoronidea, phylum Phoronida go
  small phylum of wormlike marine animals
  
• Bryozoa, phylum Bryozoa, polyzoa go
  marine or freshwater animals that form colonies of zooids
  
• Ectoprocta, phylum Ectoprocta go
  coextensive with or a subphylum of Bryozoa
  
• Entoprocta, phylum Entoprocta, Endoprocta go
  sometimes considered a subphylum of Bryozoa
  
• Cycliophora, phylum Cycliophora go
  tiny marine organisms each the size of a period found in great numbers on lobsters' lips
  
• Brachiopoda, phylum Brachiopoda go
  marine invertebrates that resemble mollusks
  
• Sipuncula, phylum Sipuncula go
  peanut worms
  
• Echinodermata, phylum Echinodermata go
  radially symmetrical marine invertebrates including e.g. starfish and sea urchins and sea cucumbers
  
• division go
  (botany) taxonomic unit of plants corresponding to a phylum