Lagena haidingeri (Cžjžek, 1848)

(Figs 13 E-P; 14A-H; 31J, K)

Oolina haidingeri Cžjžek, 1848: 138, pl. 9, figs 1,2.

Lagena haidingeri – Popescu 1983: 263, pl. 1, fig. 8. — Popescu & Crihan 2004: 405, pl. 1, fig. 11.

Lagena striata – Buchner 1940: 424, pl. IV, figs 60 (non figs 54-59, 61). — Cushman & Gray 1946: 20, pl. 3, fig. 54 (non figs 51-53). — Cimerman & Langer 1991: 53, pl. 55, figs 6, 7.

LOCALITIES. — Brest-LRK2 (Finistère), l’Épinay, la Pugle (Maineet-Loire), St Erth (Cornwall).

MATERIAL EXAMINED. — Sample: Brest-LRK2, 2.20 m (MNHN.F.F67656, F67657); sample: l’Épinay, 6.50 m (MNHN.F.F67658, F67659); sample: St Erth no. 66/14 (MNHN.F.F67660); sample: la Pugle, 9.00 m (MNHN.F.F67661); sample: Brest-LRK2, 2.70 m (MNHN.F.F67745), 3 specimens; sample: la Chênelière, 17.00 m (MNHN.F.F67746), 8 specimens; sample: la Sautré, 15.00 m (MNHN.F.F67747), 17 specimens; sample: la Bouillonnaie, 12.50 m (MNHN.F.F67748), 15 specimens; sample: la Pugle, 7.00 m (MNHN.F.F67749), 10 specimens; sample: l’Épinay, 6.50 m (MNHN.F.F67750), 6 specimens.

AGE. — Early Pliocene and Late Pliocene.

DESCRIPTION

Test ovoid, ornamented with fine longitudinal costae alternating with shorter (30 to 50) extending onto the neck with reticulate shape; neck distinct consisting of an overlay of hexagonal-based chamberlets externally closed with punctate wall; aboral end ornamented with a double ring sometimes spiny; neck distinct consisting of an overlay of chamberlets externally closed with punctate wall; wall hyaline, punctate; aperture rounded; aboral end structure.

REMARK

The Figure 14G, H shows the plate corresponding to the floor of chamberlet.