Fig. 7 in New Species Of The Lower Cretaceous Genus Matheronia Munier-Chalmas (Bivalve Hippuritida) In Romania

Fig. 7. Matheronia silvaeregis sp. nov. Valea Maguri. a, b. Transverse antero-posterior serial sections (specimen IB 5353C- A, B) showing the RV myophores, the strong antero-posterior LV asymmetry, the compact thick lamellar anterior side and convex outside RV. Notice on section b the reduction of the pmc. Scale bar 10 mm.