. . . "Littorina obtusata var. castanea Dautzenberg & P. Fisher, 1915" . "6491772" . _:b76087460 . . . _:b76648567 . . . "Dautzenberg & P. Fisher, 1915" . _:b76087460 "6491772" . _:b76087460 . "588986" . . "Littorina obtusata var. castanea" . _:b76648567 . . _:b76648567 "WoRMS id" . "445838" . _:b76648567 . "Littorina obtusata var. castanea" . _:b76087460 "GBIF id" . _:b76648567 "445838" . . . _:b76087460 .