leech

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Related to Hirudinea: Nematoda
See: parasite
References in periodicals archive ?
Other groups (Ceratopogonidae, Hirudinea, Hydrachnidia, Sphaeriidae, Asellus aquaticus, Sialis lutaria, Caenis sp.
In laboratory all invertebrates were picked out of the samples under stereoscopic microscope (MBS-10) and were sorted into 10 taxa (Chironomidae, Trichoptera, Amphipoda, Hirudinea, Oligochaeta, Gastropoda, Bivalvia, Ephemeroptera, Ceratopogonidae, and others).