Remains of Mimomys are very common in the fossil record and have been accurately dated in some well-studied rocks. Because of this, they can be used as a 'vole clock' to date zones of unfamiliar rocks and the fossils they contain.
. Vole clock Remains of Mimomys are very common in the fossil record and have been accurately dated in some well-studied rocks. Because of this, they can be used as a 'vole clock' to date zones of unfamiliar rocks and the fossils they contain.