Figure 2 from: Reijnen BT (2015) Molecular data for Crenavolva species (Gastropoda, Ovulidae) reveals the synonymy of C. chiapponii. ZooKeys 501: 15-26. https://doi.org/10.3897/zookeys.501.9144

Figure 2 - Dorsal and ventral views of shells. A Holotype of Crenavolva chiapponii Lorenz & Fehse, 2009 (MNHN 21244) B Crenavolva chiapponii Lorenz & Fehse, 2009 (RMNH.MOL.164211) C Crenavolva chiapponii Lorenz & Fehse, 2009 (RMNH.MOL.164217) D Crenavolva aureola (Fehse, 2002) (RMNH.MOL.164085) E Crenavolva aureola (Fehse, 2002) (RMNH.MOL.164072) F Crenavolva aureola (Fehse, 2002) (RMNH.MOL.164209) G Crenavolva trailli (Adams, 1855) (RMNH.MOL.164144) H Crenavolva striatula (Sowerby I, 1828) (RMNH.MOL.164186) I Primovula rosewateri (Cate, 1973) (RMNH.MOL.164062). Scale bars: 5 mm.