Lagena digitale Heron-Allen & Earland, 1932

Margerel, Jean-Pierre, 2023, 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), Geodiversitas 45 (1), pp. 1-53 : 18

Lagena digitale Heron-Allen & Earland, 1932 ( Figs 12 I-O; 13A-D; 31H, I)

Lagena digitale Heron-Allen & Earland, 1932: 374 , pl. 10, figs 28-30.

LOCALITIES. — La Chênelière, l’Épinay (Maine-et-Loire), SGB3 (Manche).

MATERIAL EXAMINED. — Sample: la Chênelière, 17.00 m ( MNHN.F.F67653); sample:l’Épinay, 6.50 m ( MNHN.F.F67654); sample: SGB3, 9.50 m ( MNHN.F.F67655); sample: SGB3, 9.50 m ( MNHN.F.F67744), 5 specimens.

AGE. — Pliocene.

DESCRIPTION

Test ovoid with reticulate ornamentation extending onto cylindrical neck; aperture rounded; wall punctate; aboral end structure.

Figures

FIG. 12. — A-H, Lagena buchneri n. sp., Brest-LRK2: A-D, holotype (MNHN.F.F67651); A, lateral view; B, pores; C, D, oral and basal views; E-H, paratype (MNHN.F.F67652); E, lateral view; F, enlargement basal view; G, H, oral and basal views; I-O, Lagena digitale Heron-Allen & Earland, 1932: I-L, la Chênelière (MNHN.F.F67653); I, lateral view; J, pores; K, L, oral and basal views; M-O, l’Épinay (MNHN.F.F67654); M, lateral view; N, pores; O, oral view. Scale bars: A, E, I, M, 200 µm; B, J, 2 µm; C, D, G, H, K, L, O, 100 µm; F, 20 µm; N, 10 µm.