With The early twentieth century, the taxonomy of extinct elephants was sophisticated. In 1942, American palaeontologist Henry Fairfield Osborn's posthumous monograph over the Proboscidea was posted, whereby he applied many taxon names that had Earlier been proposed for mammoth species, such as replacing Mammuthus with Mammonteus, as he thought the https://www.youtube.com/channel/UCCoZfLHRsYsRsVHqS-CSAWA