FIG. 9. — A-I, Tetrarchiplagia ramosa n in Lower Tithonian mono- and dicyrtid Nassellaria (Radiolaria) from the Solnhofen area (southern Germany)

FIG. 9. — A-I, Tetrarchiplagia ramosa n. sp.; A, holotype, right lateral view; B-I, paratypes; B, C, left lateral and apical views of the same specimen; D, E, left lateral view and detail of apical spine of the same specimen; F, right lateral view of a specimen showing a smaller angle between D and L; G, oblique ventral view; H, dorsal view of a small specimen with strongly curved D and L; I, left lateral view, detail of the central part showing the slender ventral spine and Ll broken off; J, Tetrarchiplagia tithoniana n. sp., paratype, apical view. Abbreviations: D, dorsal spine; L, primary lateral spine; Ll, left primary lateral spine. Scale bars: A-D, F-H, J, 100 µm; E, I, 30 µm.