Original sentence: Ancylotherium (from Greek, meaning "hooked beast") was one of the last surviving chalicotheres, living 6.5 million to 2 million years ago, during the late Miocene and for most of the Pliocene
Edited sentence: Ancylotherium (from Greek, meaning "hooked beast") is an extinct genus of the family Chalicotheriidae, subfamily Schizotheriinae,  endemic to Eurasia, Asia, and Africa during the Late Miocene-Pliocene (9.0—1.8 mya), existing for approximately.Ancylotherium was named by Gaudry (1863) and was assigned to Chalicotheriidae by Carroll (1988); and to Schizotheriinae by Geraads et al