Sciurini
... that members of the Sciurini group of squirrels, which includes the eastern gray squirrel , have been described as living fossils?
...  that members of the <b id="mwG_c"><a href="./Sciurini" id="mwG_g" rel="mw:WikiLink" title="Sciurini">Sciurini</a></b>  group of <a href="./Squirrel" id="mwG_k" rel="mw:WikiLink" title="Squirrel">squirrels</a>,  which includes the <a href="./Eastern_gray_squirrel" id="mwG_o" rel="mw:WikiLink" title="Eastern gray squirrel">eastern gray squirrel</a> <i id="mwG_s">(pictured)</i>,  have been described as <a href="./Living_fossil" id="mwG_w" rel="mw:WikiLink" title="Living fossil">living fossils</a>?