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Annelida (Phylum) - segmented worms ..[Afrenulata] (Class) ..Aphanoneura (Class) ..[Clitellata] ..Clitellata (Class) ..[Clitellata] (Subphylum) ..[Clitellata] (Superclass) ..[Echiura] (Subphylum) ..Echiura (Class) ..[Lobatocerebromorpha] ..[†Machaeridia] ..†Machaeridia (Class) ..[Myzostomaria] (Class) ..[Pogonophora] (Subphylum) ..[Pogonophora] (Class) ..[Polychaeta] (Subphylum) ..Polychaeta (Class) - polychaetes ..[Sinobdella] (Genus) ..Sipuncula (Class) ..[Terrebellidae] (Family) ..†Vetustovermis (Genus) ..[Hirudinoidea] (Class) ....[Acanthobdellida] (Subclass) ....[Branchiobdellida] (Subclass) ....[Hirudinea] (Subclass)

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Last updated: 28 Aug 2026