Fig. 29 in Silicified Mississippian brachiopods from Muhua, southern China: Rhynchonellides, athyridides, spiriferides, spiriferinides, and terebratulides

Fig. 29. Strophopleurid brachiopod Celsifornix carteri Baliński and Sun, 2010a from the Tornaisian Muhua Formation, southern China. A. Complete dorsal valve, PKUM02−0542, in exterior (A1), interior (A2), posterior (A3), and anterior (A4) views. B. Complete dorsal valve, PKUM02−0543, in exterior (B1), lateral (B2), posterior (B3), and anterior (B4) views. C. Incomplete dorsal valve, PKUM02−0544, showing exterior (C1), interior (C2), enlarged right half of the valve (C3), and enlargement of surface ornamentation (C4); note distinct growth lamellae on C3 showing development of the cardinal extremities during ontogeny. D. Incomplete ventral valve, PKUM02−0545, in exterior (D1) and posterior (D2) views. E. Incomplete dorsal valve, PKUM02−0546, in exterior (E1), lateral (E2), and posterior (E3) views. F. Interior of a damaged ventral valve, PKUM02−0547, showing partially closed delthyrium by the umbonal callosity and dental adminicula. G. Interior of a complete ventral valve, PKUM02−00382 (G1) and enlargement showing open delthyrium and dental adminicula (G2); specimen illustrated by Baliński and Sun 2010a: pl. 1: 24–26, new photographs. H. Enlargement of the posterior region of the holotype PKUM02−0381 (figured by Baliński and Sun 2010a: pl. 1: 22–23; new photograph), viewed internally, showing cardinalia. All from sample MH1. Scale bars 5 mm.