Figure 9.13-14. Montiparus mesopachus Rosovskaya 1950, scale bar = 22mm, both axial sections, bed 95.5 m, 13. (PMO-43854/30a); 14. (PMO-43854/13a); 14a, enlargement of figure 10-14, keriothecal wall present in all volutions; the wall is slightly recristallized. Fusulinid assemblage of Montiparus montiparus Zone.