Oligochaeta
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Oligochaeta is a subclass of soft-bodied animals in the phylum Annelida, which is made up of many types of aquatic and terrestrial worms, including all of the various earthworms. Specifically, oligoch
Regenwurm 1
Annelid
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Annelids, also known as segmented worms, are animals that comprise the phylum Annelida. The phylum contains over 22,000 extant species, including ragworms, earthworms, and leeches. The species exist i
Oligochaeta
…Oligochaeta is a subclass of soft-bodied animals in the phylum Annelida, which is made up of many types of aquatic and terrestrial worms, including all of the various earthworms. Specifically, oligochaetes comprise the…
This sabellid tubeworm is budding
Burgessochaeta setigera
Phylogenetic tree of early lophophorates