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Captions
Trachelobdella lubrica, the black swan leech, is a species of marine leech in the family Piscicolidae.
Uploaded a work by Dianne Pitassy, Smithsonian Museum of Natural History from [http://n2t.net/ark:/65665/330d44250-cc1c-415b-9b63-312e5dc692db Trachelobdella lubrica (Grube, 1840) : Piscicolidae : : Hirudinea : Annelida] with UploadWizard