In this third paper about rheophilous water mites from Cordoba the following species and genera are mentioned for the first time for Argentina: genera Neotractides (Torrenticolidae) species Neoatractides inachus Lundblad, 1941; genera Neotyrrellia (Limnesiidae) species Neotyrrellia petricola Lundblad 1938 and genera Kongsbergia (Aturidae) species Kongsbergia (Kongsbergia) globipalpis Lundblad, 1953. Morphology of these species is described and illustrated. Biogeographical aspects of neotropical rheophilous water mites are discussed.