"9608837" . _:b75647211 "GBIF id" . _:b76580518 . . _:b75647211 "9608837" . "Pleurosigma obscurum var. mediterranea" . . _:b75647211 . _:b76580518 "WoRMS id" . _:b76580518 . . _:b76580518 "977946" . "977946" . "Pleurosigma obscurum var. mediterranea" . . . "1021163" . _:b75647211 . . "Pleurosigma obscurum var. mediterranea Grunow in Cleve & Grunow, 1880" . . "Pleurosigma obscurum var. mediterranea" . . "Grunow in Cleve & Grunow, 1880" . _:b76580518 . . . . _:b75647211 .