FIG. 23. — A-H, Lanternalagena crassicarinata n. gen., n in The species of Lageninae Brady, 1881 (Foraminifera) from the Pliocene-Early Pleistocene of north-western France, Fécamp (Seine-Maritime, France) and St Erth (Cornwall, United Kingdom)

FIG. 23. — A-H, Lanternalagena crassicarinata n. gen., n. sp.; A-D, la Groussinière, holotype (MNHN.F.F67703); A, lateral view; B, perforated wall; C, D, oral and basal views; E-H, la Sautré, paratype (MNHN.F.F67704): E, lateral view; F, perforated wall; G, H, oral and basal views; I-P, Lanternalagena novocrassicarinata n. gen., n. sp.: I-L, la Sautré, holotype (MNHN.F.F67705); I, lateral view; J, perforated wall; K, L, oral and basal views; M-P, Fécamp, paratype (MNHN.F.F67706); M, lateral view; N, perforated wall; O, P, oral and basal views. Scale bars: A, E, I, M, 200 µm; B, F, 20 µm; C, D, G, H, K, L, O, P, 100 µm; J, N, 50 µm.