Figure 25 in Evolution of Janthina and Recluzia (Mollusca: Gastropoda: Epitoniidae)

Figure 25.Specimens of Janthina typica (Bronn).(A–C) GNS WM7656, Grange Burn Fm, Kalimnan (Zanclean), Muddy Creek, near Hamilton, Victoria,Australia; i.e., from type locality of Heligmope dennanti Tate. (D–F) copy of Mayer's (1864: pl. 6, figs 41a–c) illustrations of Janthina hartungi, Santa Maria I., Azores, Zanclean; slightly enlarged from published size, H 19, D 22 mm (photos by D. L. Homer). (G, I–K, M) weakly sculptured specimen, MNHN IM.2000-27158, holotype of Eunaticina abyssalis Simone, Marion Dufresne cruise MD55 stn 45-CB79, 1500–1575 m, off Itaúnas, Espiritu Santo State, Brazil, SW Atlantic, probably Zanclean; G, SEM, apical 2.5 teleoconch whorls, showing outer calcitic layer removed; I–K, M, apertural, ventral, apical and posterior views.(H) GNS GS12164, fragment, Whenuataru Tuff (Waipipian, early Piacenzian), Tarawhenua Peninsula, Pitt I., Chatham Islands; oblique latero-dorsal view. (L) SAMA T1494A, lectotype designated here of Heligmope dennanti Tate, Grange Burn Fm, Kalimnan (Zanclean), Muddy Creek, near Hamilton, Victoria,Australia (photo by D. L. Homer). (N, Q, R, T) ULPGC LE20151–2, Universidad de Las Palmas de Gran Canaria, Canary Islands; largest two of six specimens from La Esfinge, Gran Canaria, Canary Islands, Zanclean; N, R, LE20152; Q, T, LE20151, broken outer lip partially retained in sediment. (O, P, S) copies of Bronn's (1861: pl. 19, figs 3a–d) illustrations of the holotype of Hartungia typica; Santa Maria I., Azores, Zanclean; at published size, H 18, D 22 mm (photos by D. L. Homer). Scale bars: Fig. 25G = 500 µm; Figs 25D–F and 25O–P, S are copies of published figures, approx. natural size; lower scale bar, 10 mm, applies to all other figures.