FIG. 9 in Upper Oligocene (Chattian) brachiopod fauna from the Aquitaine Basin, southwestern France and its paleoenvironmental implications

FIG. 9. — Lacazella mediterranea (Risso, 1826), Upper Oligocene: A-C, dorsal views of complete specimens: A, C, Peyrère, MNHN.F.A46537-A46538; B, Abesse, MNHN.F.A46544; D, E, inner view of ventral valve and tilted enlargement (E) to show hemispondylium, Abesse, MNHN.F.A46545; F, inner view of ventral valve, Peyrère, MNHN.F.A46539; G, inner view of dorsal valve, Abesse, MNHN.F.A46546; H, I, inner and posterior views of dorsal valve, Peyrère, MNHN.F.A46540; J, inner view of dorsal valve, Peyrère, MNHN.F.A46541; K, L, inner view of dorsal valve and enlargement (L) of the trifurcating median ramus-ramuli complex, Peyrère, MNHN.F.A46542. All SEM. Scale bars: A, B, D, E, G-I, L, 1 mm; C, F, J, K, 2 mm.