. . _:b76676196 . . _:b76676196 . "Mesostoma" . _:b75958119 . _:b75958119 "GBIF id" . "Ehrenberg, 1837" . _:b76676196 "WoRMS id" . "214459" . "Mesostoma Ehrenberg, 1837" . . . "2502232" . . "Mesostoma" . . _:b76676196 . "178977" . . _:b76676196 "178977" . . _:b75958119 "2502232" . _:b75958119 . . _:b75958119 . . "Mesostoma" .