User:Abyssal/Prehistory of South America/DYK/8




 * ...that eighty years on, scientists are still debating whether the Palæozoic fossils known as Chitinozoans (SEM image pictured) represent plants, animals or eggs?


 * ... that in 2009, Arawak artist and archaeologist George Simon (pictured) and a team of researchers uncovered evidence of human settlements in Guyana that date back to 3,000 BCE?


 * ... that highlights from the history of ichthyosaur research (example pictured) include fossils of pregnant females, whale-sized ichthyosaurs from Nevada, and ichthyosaurs with swordfish-like jaws?


 * ... that Mesotherium ("middle beast") (skull pictured) was so named because its discoverer believed it was an intermediate between rodents and pachyderms?


 * ... that highlights from the history of ankylosaur research include one of the first dinosaurs ever discovered and a dinosaur with armored eyelids?