Fig. 32 in Silicified Mississippian brachiopods from Muhua, southern China: Rhynchonellides, athyridides, spiriferides, spiriferinides, and terebratulides

Fig. 32. Reticularioid brachiopod Kitakamithyris sp. from the Tornaisian Muhua Formation, southern China. A. Incomplete ventral valve, PKUM02−0569, exterior (A1) and interior of the posterior region (A2). B. Ventral valve, PKUM02−0570, in exterior (B1), interior (B2), and lateral (B3) views, and enlargement of the interior showing well developed dental adminicula and median septum (B4). C. Posterior region of an incomplete dorsal valve, PKUM02−0571, in exterior (C1) and interior (C2) views. D, E. Two umbonal fragments of the ventral valve, PKUM02−0572 (D) and PKUM02−0573 (E), in exterior (D1, E1) and interior (D2, E2) views, showing concentric micro−ornamentation, dental adminicula, and median septum. F. Incomplete dorsal valve, PKUM02−0574, in exterior view. G. Fragment of ventral valve, PKUM02−0575, with well preserved external micro−ornamentation, in general view (G1) and enlargement (G2). H, I. Two specimens, PKUM02−0576 (H) and PKUM02−0577 (I), showing well preserved spinose micro−ornamentation, in general (H1, I1) and enlarged (H2, I2) views. G–I SEM micro−graphs. Samples MH1 (A−D, I), GT (E, F), and M2−8 (G, H).