Fig. 9 in Taxonomic implications of the residual colour patterns of ampullinid gastropods and their contribution to the discrimination from naticids

Fig. 9. Species of the genus Pachycrommium Woodring, 1928, under UV light. A. Pachycrommium acuminatum (Lamarck, 1804), MNHN A30476 (Faullummel coll.), Chaussy, Val d'Oise, France, Lutetian, in ventral view. B. Pachycrommium acuminatum (Lamarck, 1804), MNHN A30874 (Faullummel coll.), Fontenay−en−Vexin, Eure, France, Lutetian, in ventral (B1) and dorsal (B2) views. C. Pachycrommium acuminatum, MNHN A25003 (Faullummel coll.), Chaussy, in dorsal view. D. Pachycrommium acuminatum (Lamarck, 1804), MNHN A25004 (Faullummel coll.), VilliersSaint−Frédéric, Yvelines, France, Lutetian, in apical view. E. Pachycrommium acuminatum (Lamarck, 1804), MNHN A30479 (Faullummel coll.), Chaussy, in ventral view. F. Pachycrommium acuminatum (Lamarck, 1804), MNHN A30875 (Faullummel coll.), Fontenay−en−Vexin, in ventral (F1) and dorsal (F2) views. G. Pachycrommium acuminatum (Lamarck, 1804), MNHN A30872 (Faullummel coll.), Fontenay−en−Vexin, in ventral (G1) and dorsal (G2) views. H. Pachycrommium acuminatum (Lamarck, 1804), MNHN A30873 (Faullummel coll.), Fontenay−en−Vexin, in ventral (H1) and dorsal (H2) views. I. Pachycrommium eburnoides (Grateloup, 1847), MNHN A30405 (Faullummel coll.), Saint−Paul−lès−Dax, Landes, France, Burdigalian, in ventral (I1) and apical (I2) views. J. Pachycrommium eburnoides (Grateloup, 1847), MNHN A30411 (Cossman coll.), Dax, Landes, France, Early Miocene, in detailed view of the first whorls (J1) and apical (J2) view. K. Pachycrommium eburnoides (Grateloup, 1847), MNHN A30410 (Cossmann coll.), Dax, in ventral (K1), dorsal (K2), and apical (K3) views. Scale bars for all 10 mm, except 5 mm (I3, J2), 2 mm (J1). Photographs by C. Lemzaouda and P. Loubry (MNHN).