On the occurrence of Hydromermis contorta (Kohn) (nematodea) parasitizing midges (Chironomidae) in the CamargueGeorge O. Poinar, Jr. Tourenq and J. N. TourenqAnnls Limnol., 8 1 (1972) 41-48DOI: https://doi.org/10.1051/limn/1972007