Taxonomy summary
Only current list
Excluding species
Eukaryota
>
Metazoa
>
Hemichordata
>
Enteropneusta
Family
Genus
Species
Harrimaniidae
8
61
Ptychoderidae
3
51
Saxipendiidae
1
2
Spengelidae
4
22
Torquaratoridae
5
29
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