Hyalinonetrionella sidebottomi n. gen., n. sp. (Figs 9 C-M; 30M, N)

urn:lsid:zoobank.org:act: B10AA123-6C4B-4E87-89B1-F7103F94AE96

Lagena semistriata – Sidebottom 1904: 3, pl. 1, fig. 5 (non fig. 4).

Lagena laevis forma laevis – Buchner 1940: 416, pl. 3, figs 34, 35 (non fig. 36).

HOLOTYPE. — Sample: LRK2, 2.20 m (MNHN.F.F67638).

PARATYPE. — Sample: LRK2, 2.20 m (MNHN.F.F67639).

DIAGNOSIS. — Test fusiform, basal part rounded, aperture rounded with a distinct lip, aboral opening.

TYPE AGE. — Upper Pliocene.

TYPE LOCALITY. — Brest-LRK2 (Finistère).

ETYMOLOGY. — In honour of Henry Sidebottom.

OTHER MATERIAL EXAMINED. — Sample: LRK2, 2.20 m (MNHN.F.F67740), 1 specimen.

SIZE. — Length = 0.375 mm; diameter = 0.114 mm.

OCCURENCE. — Marls from Brest-LRK2.

DESCRIPTION

Test fusiform, inflated; aboral end ornamented with spines; oral aperture with everted lip: wall hyaline, smooth, perforate; aperture rounded; aboral end structure.