Fig. 8 in The evolution of early Spermophilus in eastern Europe and the antiquity of the Old World ground squirrels

Fig. 8. Temporally-calibrated dental variation in P3, P4, M1–M2, M3, p4, and m3 of Spermophilus praecox sp. nov. and Spermophilus nogaici (Topachevsky, 1957). Abbreviations: anl, anteroloph; ants, antesinus; ast, anterostyle; antd, anteroconulid; anv, anterior valley; encd, entoconulid; enl, endoloph; hyd, hypoconid; hyp, hypocone; lanld, labial anterolophid; LH, Late Pleistocene–Holocene; lianld, lingual anterolophid; limtl, lingual metaloph; limtld, lingual metalophid; mes, mesostyle; metl, metaconule; pofd, postflexid; pro, protocone.