Nuclear Gene Sequences from a Late Pleistocene Sloth Coprolite Hendrik Poinar, Melanie Kuch, Gregory McDonald, Paul Martin, Svante Pääbo Current Biology Volume 13, Issue 13, Pages 1150-1152 (July 2003) DOI: 10.1016/S0960-9822(03)00450-0
Figure 1 Phylogenetic Tree of Extant and Extinct Xenarthran Neighbor joining tree relating the Shasta ground sloth to extant sloths, anteaters, and armadillos by using the hyrax as an outgroup. Current Biology 2003 13, 1150-1152DOI: (10.1016/S0960-9822(03)00450-0)