. _:b76576439 . . . "Protolaeospira Pixell, 1912" . . "Protolaeospira" . . _:b76576439 . _:b76576439 "325649" . "Pixell, 1912" . . . . "325649" . . . _:b76576439 . _:b76576439 "WoRMS id" . . "Protolaeospira" . "Protolaeospira" . "669462" .