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249. Sticker, A. Ueber Infectionskrankheiten bei Fischen. Zeitschr. 
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250. Stiles, O. W. Report on a parasitic Protozoan ( Holophrya 
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3 new species. 
257. Thompson, W. G. Note on the observation of malarial organisms 
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258. Titoff, — . Ueber die Malariaparasiten der sog. halbmondformigen 
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