_ Unionicola aegyptiaca_ was described for the first time from the freshwater mussel,_ Caelatura__aegyptiaca,_ River Nile, Sohag, Egypt. The descriptive characters of the present species are in accordance with those of the superfamily, family and the genus. The present species has a specific characters compared with characters of other species of the same genus. These characters are summarized as follows: ... Read more