. _:b75787883 . _:b75399921 . _:b75787883 . "Synedra ulna var. thalheimii Kirchn., 1878" . _:b76604063 . . . _:b76604063 . "671911" . _:b75787883 "GBIF id" . _:b75399921 "AlgaeBase id" . . _:b75399921 . . _:b75787883 . "Synedra ulna var. thalheimii" . "Synedra ulna var. thalheimii" . "76707" . . _:b75787883 "7649086" . _:b76604063 . "39781" . "7649086" . _:b75399921 . . . . . . "Kirchn., 1878" . _:b76604063 "WoRMS id" . _:b75399921 "39781" . . _:b76604063 "671911" . "Synedra ulna var. thalheimii" .