444-Million-Year-Old Inside-Out Fossil Without Head And Legs Found In South Africa

444-Million-Year-Old Inside-Out Fossil Without Head And Legs Found In South Africa
Two fossils of an ancient arthropod named Keurbos susanae have been discovered in South Africa. The creature lived 444 million years ago during the Late Ordovician period. Its soft tissues, including muscles and guts, were found preserved but its shell, legs and head were missing. Researchers believe the species lived in low-oxygen conditions. The fossil site has now ...