TAXONOMY
Superkingdom EUKARYOTA
Kingdom PROKARYOTA
Kingdom ANIMALIA
Subkingdom FUNGI
Phylum PLANTAE
Subkingdom PROTISTA
Subkingdom EUMETAZOA
Phylum MESOZOA
Phylum PARAZOA
Phylum ACANTHOCEPHALA
Class ANNELIDA
Class ARTHROPODA
Subphylum ASCHELMINTHES
Class BRACHIOPODA
Class CHAETOGNATHA
CHORDATA
Subphylum COELENTERATA
Class CTENOPHORA
Class ECHINODERMATA
Class ECTOPROCTA
Class ENTOPROCTA
MOLLUSCA
Class NEMERTINA
Class PHORONIDEA
PLATYHELMINTHES
Class EOACANTHOCEPHALA
Order PALAEACANTHOCEPHALA
Order GEPHYREA
HIRUDINEA
Order OLIGOCHAETA
Order POLYCHAETA
Family ACANTHOBDELLIDA
ARNCHYNCHOBDELLIDA
Family RHYNCHOBDELLIDA
Family ERPOBDELLIDAE
HAEMADIPSIDAE
HIRUDINIDAE
GLOSSIPHONIIDAE
PISCICOLIDAE
HAPLOTAXIDA
Suborder LUMBRICULIDA
TUBIFICIDA
Suborder ALLUROIDINA
HAPLOTAXINA
LUMBRICINA
Family MONILIGASTRINA
EUDRILIDAE
GLOSSOSCOLECIDAE
LUMBRICIDAE
MEGASCOLECIDAE
OCNERODRILIDAE
ENCHYTRAEINA
Family TUBIFICINA
Family ENCHYTRAEIDAE
DORYDRILIDAE
NAIDIDAE
OPISTOCYSTIDAE
PHREODRILIDAE
TUBIFICIDAE
ALCIOPIDAE
AMPHARETIDAE
AMPHINOMIDAE
APHRODITIDAE
ARENICOLIDAE
CAPITELLIDAE
CHAETOPTERIDAE
CIRRATULIDAE
FLABELLIGERIDAE
GLYCERIDAE
HESIONIDAE
HISTRIOBDELLIDAE
ICHTHYOTOMIDAE
MAGELONIDAE
MALDANIDAE
MYZOSTOMIDAE
NEPHTYIDAE