"Leske, 1778" . _:b76738172 "WoRMS id" . . . . . . . _:b76738172 . "Spatangus (Brissus) unicolor Leske, 1778" . _:b76738172 . . "569706" . . _:b76738172 "569706" . _:b76738172 . "Spatangus (Brissus) unicolor" . "916803" . "Spatangus (Brissus) unicolor" . . .