Lenticulina vortex (Fichtel and Moll)

Hanagata, S & Nobuhara, T, 2015, Illustrated guide to Pliocene foraminifera from Miyakojima, Ryukyu Island Arc, with comments on biostratigraph, Palaeontologia Electronica (Cambridge, England) 33 (8), pp. 1-142 : 30-32

Lenticulina vortex (Fichtel and Moll)

Figures 11.13, 11.14

1798 Nautilus vortex Fichtel and Moll , p. 33, pl. 2, figs. d, e.

1798 Nautilus calcar Linné varietas η (eta) Fichtel and Moll, p. 76, pl. 12, figs. g—i.

1913 Cristellaria vortex (Fichtel and Moll) — Cushman, p. 68, pl. 32, fig. 3.

1933 Robulus vortex (Fichtel and Moll) — Cushman (c), pp. 5, 6, pl. 2, fig. 1.

1964 Robulus vortex (Fichtel and Moll) — LeRoy, p. F21, pl. 4, figs. 7, 8.

1984 Lenticulina vortex (Fichtel and Moll) — Rögl and Hansen, p. 30, pl. 2, figs. 3, 4, text-fig. 8, pl. 19, figs. 1, 2.

1985 Lenticulina vortex (Fichtel and Moll) — Papp and Schmid, p. 44, pl. 33, figs. 4—8.

1994 Lenticulina vortex (Fichtel and Moll) — Jones, p. 81, pl. 69, figs. 14—16; Loeblich and Tappan, pp. 68, 69, pl. 121, figs. 9— 14.

Occurrence. Sporadic in the Yonahama and Minebari formations.

Figures

FIGURE 11. Family Vaginulinidae. All scale bars = 0.1mm, unless otherwise indicated. 1, 2. Lenticulina cultrata (de Montfort), 1: MPC-26352 from sample 2 (Minebari Formation, PL5); 2: MPC-26353 from sample MK02A-2 (Minebari F., PL5). 3, 4. Lenticulina depressa (Asano), 3: MPC-26354 from sample 11 (Onogoshi F.,?PL1); last three chambers show aberrant inflation; 4: MPC-26355 from sample 18 (Oura F.,?PL1) broken specimen. 5, 6. Lenticulina inornata (d'Orbigny), 5: MPC-26356 from sample 3-2-up-sand (Onogoshi F., PL1); 6: MPC-26357 from sample MK02B (Minebari F., PL5). 7. Lenticulina iota (Cushman), MPC-26358 from sample 3-2-up-sand (Onogoshi F., PL1). 8, 9. Lenticulina orbicularis (d'Orbigny), 8: MPC-26359 from sample 6 (Yonahama F., PL2); 9: MPC-26360 from sample MK01 (Yonahama F., PL2). 10, 11. Lenticulina sintikuensis Nakamura, 10: MPC-26361, 11: MPC-26362, both from sample 6-2 (Yonahama F., PL2). 12. Lenticulina thalmanni (Hessland), MPC-26363 from sample 2-2 (Minebari F., PL5). 13, 14. Lenticulina vortex (Fichtel and Moll), 13: MPC-26364 from sample 2-2 (Minebari F., PL5); 14: MPC-26365 from sample MK02A-2 (Minebari F., PL5); 13, broken specimen. 15. Marginulinopsis striatulus (Cushman), MPC-26369 from sample 4 (Minebari F., PL5). 16, 17. Neolenticulina variabilis (Reuss), 16: MPC-26389 from sample 1-2 (Minebari F., PL5); 17: MPC-26390 from sample 18 (Oura F.,?PL1).