Fig. 12 in Silicified Mississippian brachiopods from Muhua, southern China: Rhynchonellides, athyridides, spiriferides, spiriferinides, and terebratulides

Fig. 12. Stenoscismatoid brachiopod Coledium bruntoni sp. nov. from the Tornaisian Muhua Formation, southern China. SEM micrographs of the posterior region of a shell PKUM02−0433 showing details of the internal structure viewed laterally (A), anteriorly (B), anterodorsally (C; steropair), and anteriorly (D; enlargement of B), with labelled morphology. Sample MH1. Scale bars 1 mm.