FIG. 8 in Silurian and Devonian brachiopods from Severnaya Zemlya (Russian Arctic)

FIG. 8. — Sinochonetes wangi Racheboeuf, 1987; A-C, interior view of pedicle valves (N 18/12991, 19/12991, 20/12991), loc. 21581, Severnaya Zemlya or Pod''emnaya formations; D, ventral view of a complete valve (N 21/12991); E, external view of a shelly limestone with pedicle and brachial valves; F, L, complete valve (N 22/12991); F, dorsal view; L, posterior views with a pseudodeltidium and chilidium; G, dorsal valve, showing enlarged external surface with a fine striae (N 23/12991); H, posterior view of a pedicle valve, showing a delthyrium, covered by pseudodeltidium posteriorly (N 24/12991); I, K, dorsal valves with well preserved spines near cardinal margin (NN 25/12991, 26/12991); J, internal mould of a dorsal valve, showing a median septum and anderidia (N 27/12991). Scale bars: A-D, 2.5 mm; E, 5 mm; F-K, 2 mm; L, 1 mm.