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Keywords from Image Description:
Bdellocephala annandalei CP. en Reproductive organs of Bdellocephala annandalei in sagittal section diagrammatically shown Abbreviations at atrium go genital opening od oviduct od' unpaired common oviduct sr seminal receptacle sv seminal vesicle vagina vd vas deferens Kaburaki On some Japanese freshwater triclads with note on