cdigital.dgb.uanl.mxcdigital.dgb.uanl.mx/la/1020082552/1020082552_022.pdf · surber, e.w. 1942,...

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Page 1: cdigital.dgb.uanl.mxcdigital.dgb.uanl.mx/la/1020082552/1020082552_022.pdf · Surber, E.W. 1942, Scyphidia tholiformis a peritrichous protozoan found on the gills and external surfaces
Page 2: cdigital.dgb.uanl.mxcdigital.dgb.uanl.mx/la/1020082552/1020082552_022.pdf · Surber, E.W. 1942, Scyphidia tholiformis a peritrichous protozoan found on the gills and external surfaces
Page 3: cdigital.dgb.uanl.mxcdigital.dgb.uanl.mx/la/1020082552/1020082552_022.pdf · Surber, E.W. 1942, Scyphidia tholiformis a peritrichous protozoan found on the gills and external surfaces
Page 4: cdigital.dgb.uanl.mxcdigital.dgb.uanl.mx/la/1020082552/1020082552_022.pdf · Surber, E.W. 1942, Scyphidia tholiformis a peritrichous protozoan found on the gills and external surfaces