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search_arrow Juszczyk W. 1950. The food of the aquatic frog Rana esculenta L. in the natural water reservoirs and in the artificial fish ponds. Bull. Int. Acad. Pol. Sci. Lett., Cl. Math. Nat., B, Cracovie, 1950, str. 31-80, pl. 2-3. – F.
Count of genera: 68, species: 88
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