Fig. 7. Agathodonta Cossmann, 1918 in A revision of the Chilodontidae (Gastropoda: Vetigastropoda: Seguenzioidea) of southern Africa and the south-western Indian Ocean

Fig. 7. Agathodonta Cossmann, 1918: (A, B) cast of lectotype of Trochus dentigerus d'Orbigny, 1843 (Dupin coll'n, UCBL, EM-32041-1, originally in l'École des Mines de Paris), designated lectotype by Kollmann (2005: 70, pl. 9, fig. 6), specimen also illustrated by Cossmann (1918: pl. vii, fig. 9), Neocomian, Marolles, Aube, France, length 18.3 mm (cast in NMSA L2816); (C) topotype of T. dentigerus d'Orbigny, 1843, Neocomian, Aube, Marolles, length 11.7 mm, diameter 8.1 mm, (d'Orbigny coll'n, MNHN 4927); (D) original figure of T. dentigerus provided by d'Orbigny (1843: pl. 177, fig. 9). Arrows indicate varices on spire whorls.