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Ptychoderidae
family, hemichordates
Nucleotide Protein
Eunicida
order, segmented worms
Ptychodera
genus, hemichordates
Chaetodermatida
order, molluscs
Caudofoveata
class, molluscs
Aplacophora
clade, molluscs
Oweniidae
family, segmented worms
Terebellides
genus, segmented worms
Trichobranchidae
Balanoglossus
Latrunculiidae
family, sponges
Crinoidea
(crinoids), class, crinoids
Phylactolaemata
class, bryozoans
Glottidia
genus, brachiopods
Cephalodiscida
order, hemichordates
Pterobranchia
class, hemichordates
Deuterostomia
(deuterostomes), clade, animals
Phoronis
genus, phoronid worms
Craniidae
family, brachiopods
Lingulidae
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