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  1. Hydrachnidae und Halacaridae, bearbeitet von dr. R. Piersig ... und dr. H. Lohmann ... Mit 87 abbildungen.
    By: Piersig, Gustav Richard, - Lohmann, Hans,
    Publication info: Berlin,R. Friedländer und Sohn,1901.
    Contributed by: MBLWHOI Library, Woods Hole
    BHL Collections: MBLWHOI Library, Woods Hole
    View Book