article_snippet.sent: Around 26 per cent of all marine families were wiped out and 60 per cent of all genera - an estimated 82 to 88 per cent of all species.
article_snippet.sent: Around 22 per cent of all marine families, and 57 per cent of all genera were wiped out - an estimated 79 to 87 per cent of all species.
article_snippet.sent: All life on the Earth today is descended from the 4 per cent of species that survived.
article_snippet.sent: 22 per cent of all marine families and 53 per cent of all genera -
article_snippet.sent: an estimated 76-84 per cent of all species.
article_snippet.sent: However, many other organisms perished including 16 per cent of all marine families and 47 per cent of all genera - an estimated 71-81 per cent of all species.