Parietal (A, C, E, F, H, J, L, N, P, R, T, V, X) and palatal (B, D, G, I, K, M, O, Q, S, U, W, Y) plicae and lamellae of Gudeodiscus species. A–BGudeodiscus (Veludiscus) emigrans emigrans (Möllendorff, 1901), holotype (after Páll-Gergely and Hunyadi 2013) C–DG. (V.) emigrans quadrilamellatus Páll-Gergely, 2013 (after Páll-Gergely and Hunyadi 2013) E–KG. (G. ?) francoisi (Fischer, 1898) E–F holotype of Plectopylis lepida Gude, 1901 (after Gude 1901b), G MNHN-IM-2012-2311 H–I holotype of Plectopylis bavayi Gude, 1901 (after Gude 1901a) J–K Plectopylis francoisi (after Gude 1899b) L–UG. (G.) giardi giardi (Fischer, 1898) L Plectopylis giardi (after Gude 1899a) M Plectopylis giardi (after Gude 1899b) N–O Plectopylis congesta Gude, 1899 (after Gude 1899a); P–Q Vn10-69 R–S Vn10-59 T–U 2011/85 V–YG. (G.) villedaryi (Ancey, 1888) V–W holotype of Plectopylis (Endoplon) choanomphala Möllendorff, 1901 (after Gude 1901c) X–Y Vn10-47A. Inner views: D, F, I, K, M, O, Q, S, W, Y; Outer views: B, U.