FIG. 31. — A, Laevilagena guttaformis 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. 31. — A, Laevilagena guttaformis n. gen., n. sp., la Groussinière, enlargement of the aboral tube; B, C, Laevilagena pyriformis n. gen., n. sp., la Groussinière (MNHN.F.F67645): B, basal internal view; C, enlargement of the aboral tube; D, E, Lagena atilai Bertels, 1964, Fécamp: D, basal internal view; E, enlargement of the aboral tube; F, G, Lagena buchneri n. sp., LRK2: F, longitudinal section showing the aboral tube; G, enlargement of the aboral tube; H, I, Lagena digitale (Heron-Allen & Earland, 1932), la Chênelière (MNHN.F.F67653): H, basal internal view; I, enlargement of the the aboral tube; J, K, Lagena haidingeri (Cžjžek, 1848), la Bouillonnaie (MNHN.F.F67748): J, basal internal view; K, enlargement of the aboral tube; L, M, Lagena mariae Karrer, 1877, la Pugle (MNHN.F.F67751): L, basal internal view; M, enlargement of the aboral tube; N, O, Lagena ornaticollis Jones, 1984, n. stat., la Groussinière (MNHN.F.F67752): N, basal internal view; O, enlargement of the aboral tube; P, Lagena striata (d'Orbigny, 1839), SGB3, basal internal view. Scale bars: A, E, O, 10 µm; B, D, J, L, N, P, 100 µm; C, G, I, K, M, 20 µm; H, 200 µm.