Fig. 1From: Functional morphology of Grammatodon inaequivalvis (Goldfuss) and implications for evolutionary pathways in arcoidean bivalvesLeft (LV) and right valve (RV) of Grammatodon inaequivalvis (Goldfuss) from the Opalinuston Formation of Southern Germany (SMNS 67138/1, Weilerstoffel, Early Aalenian). Scale bar is 1 cmBack to article page