FIGURES 17–23. 17. Coronium petalos n in Description of a new Coronium s. l. (Gastropoda: Muricidae: Trophoninae) from south-central Chile and a brief survey of the genus Coronium Simone, 1996

FIGURES 17–23. 17. Coronium petalos n. sp. (holotype). 18. Coronium cf. C. wilhelmense (Ramírez-Bohme, 1981), off Uruguay, crab traps, 300–500m, 27.3 mm, coll. RH. 19. Coronium coronatum (Penna-Neme and Leme, 1978), Southeast Brazil, 21°32' S, 40°09'W, 295–300 m, 26.7 mm, coll. RH. 20–21. Operculum of Coronium petalos n. sp. (holotype). Scale bar 2 mm. 22–23. Operculum of Coronium cf. C. wilhelmense (Ramírez-Bohme, 1981), Uruguay, 36°30' S, 53°41 W, 280–300 m, coll. RH