FIG. 22. — A-D, Hyattidina remota n in Silurian and Devonian brachiopods from Severnaya Zemlya (Russian Arctic)

FIG. 22. — A-D, Hyattidina remota n. sp.; A, ventral view; B, dorsal view; C, anterior view of a complete shell (holotype N 58/12991); D, lateral view of a complete shell (N 59/12991), loc. 13, bed 48, Golomyannyj Formation; E-H, Greenfieldia orbiculata n. sp.; E, ventral view; F, dorsal view; G, lateral view; H, anterior view of a complete shell (holotype N 62/12991), loc. 2, bed 66, Samojlovich Formation; I, Meristina? norilica (Nikiforova in Nikiforova & Andreeva, 1961), ventral view of a complete shell (N 61/12991), loc. 13, bed 27, Srednij Formation; J-M, Dubaria tenera Nikiforova & T. Modzalevskaya, 1968; J, ventral view; K, dorsal view; L, lateral view; M, anterior view of a complete shell (N 57/12991), loc. 13, bed 89, Vodopad Formation. Scale bars: A-C, E-H, 5 mm; D, J-M, 3 mm; I, 6 mm.