P: Porifera

C: Calcarea

E: Calcareous sponges

P: Porifera

C: Demospongiae

E: Bath sponges

P: Porifera

C: hexactinellida

E: Glass sponges

P: Cnidaria

C: Hydrozoa

SubC: Athecata

E: Tubularia/hydrozoan

P: Cnidaria

C: Hydrozoa

SubC: Siphonophora

E: Siphonophores

P: Cnidaria

C: Hydrozoa

SubC: Thecate

E: Obelia/orthopyxis

P: Cnidaria

C: Scyphozoa

SubC: Cubomedusae

E: Box jellies

P: Cnidaria

C: Anthozoa

SubC: Octocorallia

O: Alcyonacea

E: Soft corals

P: Cnidaria

C: Anthozoa

SubC: Octocorallia

O: Gorgonacea

E: Horny corals and sea fans

P: Cnidaria

C: Anthozoa

SubC: Octocorallia

O: Pennatulacea

E: Sea pens

P: Cnidaria

C: Anthozoa

SubC: Hexacorallia

O: Actinaria

E: Sea anemones

P: Cnidaria

C: Anthozoa

SubC: Hexacorallia

O: Scleractinia

E: Stony corals

P: Cnidaria

C: Anthozoa

SubC: Hexacorallia

O: Antipatharia

E: Black corals

P: Platyhelminthes

C: Turbellaria

SubO: Temnocephalida

P: Platyhelminthes

C: Turbellaria

O: Acoela

P: Platyhelminthes

C: Turbellaria

O: Tricladida

P: Platyhelminthes

C: Trematoda

O: Monogenea

P: Platyhelminthes

C: Trematoda

O: Digenea

P: Platyhelminthes

C: Cestoda

P: Nematomorpha