Figure 19 in Middle to Late Ordovician (Darriwilian-Sandbian) Conodonts from the Dawangou Section, Kalpin Area of the Tarim Basin, Northwestern China

Figure 19. Protopanderodus cooperi (Sweet & Bergström, 1962). A–B, M element; A, NIGP 153022, Nj376, posterior view (IY159-030); B, NIGP 153023, Nj376, posterior view (IY159-033). C–G, Sa element; C–D, NIGP 153024, Nj297, C, basal view (IY147-014), D, lateral view (IY147-015); E–G, NIGP 153025, AFT-X-K13/13, E, basal view (IY168-020), F–G, lateral views (IY168-021, IY168-022). H–I, Sb element; H, NIGP 153026, AFT-X-K13/13, outer lateral view (IY168-032); I, NIGP 153027, AFT-X-K13/13, inner lateral view (IY168-029). J–M, Sc element; J, NIGP 153028, AFT-X-K13/13, outer lateral view (IY168-034); K–M, NIGP 153029, Nj294, K, inner lateral view (IY147-017), L, outer lateral view (IY147-019), M, upper view, close up showing cross section of the cusp (IY147-018). N–O, Pa element, NIGP 153030, AFT-X-K13/13, N, inner lateral view (IY169-023), O, basal view (IY169-024). P–R, Pb element; P, NIGP 153031, AFT-X-K13/13, antero-outer lateral view (IY168-018); Q, NIGP 153032, AFT-X-K13/13, inner lateral view (IY168-030); R, NIGP 153033, AFT-X-K13/13, inner lateral view (IY169-029). Scale bars 100 µm.