"Synedra parasitica var. rhomboidalis" . . _:b76656904 "WoRMS id" . "Synedra parasitica var. rhomboidalis" . "Synedra parasitica var. rhomboidalis" . _:b76656904 . . "76668" . . . "Mayer, 1939" . . . "971924" . . _:b76656904 "971924" . . _:b76656904 . "Synedra parasitica var. rhomboidalis Mayer, 1939" . _:b76656904 . . .