Fig. 4From: Environmental implications of Ptolemaic Period rodents and shrews from the Sacred Falcon Necropolis at Quesna, Egypt (Mammalia: Muridae and Soricidae)Box and whisker plot comparing lengths of lower toothrow (P4 to M3) from modern dentaries of Crocidura olivieri olivieri (n = 32) with those from ancient dentaries of C. olivieri from Quesna (8 left, 7 right), Abu Rawash (6 left, 4 right), and Dra Abu el-Naga (Djehuty: 19 left, 24 right). Crosses represent mean values; solid bars are two standard deviations of the mean; lines indicate the ranges of measured values. See Additional file 1: Table S2. L left dentary, R right dentaryBack to article page