[!lemma=number] [tag=□]
[!lemma=number] [tag=IN]
It is no longer possible to think that art developed following a linear evolution from crude beginnings to sophisticated summits ; it is far more likely that different levels of artistry and sophistication coexisted in various regions throughout time . Searching for " stella " in the species field would match " stella " as well as " constellatus " and " castellatum " , among others . An autopsy of Karl Schmidt revealed that , even as he prepared to go back to work , he had been hemorrhaging from small leaks all over his body . This ability of self-fertilization is a very significant feature , because it enables the snail to establish a new colony by means of a single individual . A - The operculates vary from the single tooth per row on the radula to forms with over 800 teeth in each row and a total tooth count of perhaps 75,000 .