Mastodon have been no reports of currently recognized "Mammut" species outside of North America according to Paleobiology database (which does not recognize "M. borsoni"). However, the status of "Mammut" or "Zygolophodon borsoni" in the literature appears equivocal. "Mammut" is a genus of the extinct family Mammutidae, related to the proboscidean family Elephantidae (mammoths and elephants), from which it originally diverged approximately 27 million years ago. The following cladogram shows the placement of the American mastodon among other proboscideans, based on hyoid characteristics: Over the years, several fossils from localities in North America, Africa and Asia have been attributed to "Mammut", but
Boaz mastodon and Anderson Mills mastodon to the basement of the Dosch farmhouse. Later, Frank Burnham, a Richland Center, Wisconsin, attorney and member of the state legislature, negotiated the sale of the bones to the State of Wisconsin for fifty dollars. The skeleton, which is about two-thirds complete and missing its tusks, was reconstructed in 1915 by M. G. Mehl and G. M. Schwartz and is housed in the Geology Museum of the University of Wisconsin. It is estimated that the Boaz mastodon was eighteen feet long, stood nine and a quarter feet high, and weighed six to eight tons. The arrowhead did not accompany the