Exsculptina glaphyraheda Loeblich and Tappan

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 : 38

Exsculptina glaphyraheda Loeblich and Tappan

Figure 13.27

1901 Lagena crenata Parker and Jones — Millett (Part XI), p. 485, pl. 8, fig. 1 (non Parker and Jones, 1865).

1994 Lagena crenata Parker and Jones — Jones, p. 64, pl. 57, fig. 15.

1994 Exsculptina glaphyraheda Loeblich and Tappan , p. 85, pl. 151, figs. 5—10.

Remarks. As described by Loeblich and Tappan (1994), this species differs from L. crenata in ornament of the basal part and the annulated apertural neck.

Occurrence. A single specimen from the Yonahama Formation.

Figures

FIGURE 13. Family Vaginulinidae, Lagenidae, Polymorphinidae, and Ellipsolagenidae. All scale bars = 0.1mm, unless otherwise indicated. 1, 2. Vaginulinopsis tenuis (Bornemann), 1: MPC-26529, 2: MPC-26530, both from sample 2-2 (Minebari Formation, PL5). 3, 4. Planularia californica (Galloway and Wissler), 3: MPC-26414, 4: MPC- 26415, both from sample 2-2 (Minebari F., PL5). 5, 6. Vaginulina bradyi Cushman, 5: MPC-26526 from sample 4 (Minebari F., PL5); 6: MPC-26527 from sample MK01 (Yonahama F., PL2). 7. Conolagena favosopunctata (Brady), MPC-26209 from sample MK02A-2 (Minebari F., PL5). 8. 9. Hyalinonetrion gracillium (Costa), 8: MPC-26332 from sample 6-2 (Yonahama F., PL2); 9: MPC-26333 from sample MK02A-2 (Minebari F., PL5). 10, 11. Lagena sulcata (Walker and Jacob), 10: MPC-26343 from sample 3-2-up-sand (Onogoshi F., PL1); 11: MPC-26344 from sample 17 (Yonahama F., PL2). 12. Procerolagena gracilis (Williamson), MPC-26425 from sample 14-2 (Yonahama F., PL4). 13, 14. Procerolagena multilatera (McCulloch), 13: MPC-26426 from sample 8-2 (Yonahama F., PL4); 14: MPC- 26427 from sample 14 (Yonahama F., PL4). 15, 16. Pygmaeoseistron aspera (Reuss), 15: MPC-26446 from sample 3-2-up-sand (Onogoshi F., PL1); 16: MPC-26447 from sample 16 (Yonahama F., PL3). 17, 18. Pygmaeoseistron hispidulum (Cushman), 17: MPC-26448 from sample 1 (Minebari F., PL5); 18: MPC-26449 from sample 15 (Yonahama F., PL3). 19—22. Pygmaeoseistron oceanicum (Albani), 19: MPC-26450 from sample 5 (Minebari F., PL5); 20: MPC- 26451 from sample 7 (Yonahama F., PL4); 21: MPC-26549 from sample 11 (Onogoshi F.,?PL1), 22: MPC-26550 from sample 17 (Yonahama F., PL2). 23. Pygmaeoseistron sp. indet. MPC-26452 from sample 10 (Onogoshi F., PL2). 24—26. Sigmoidella elegantissima (Parker and Jones), 24: MPC-46490 from sample 2-2 (Minebari F., PL5); 25: MPC-46491 and 26: MPC-46492 from sample 18 (Oura F.,?PL1). 27. Exsculptina glaphyraheda Loeblich and Tappan, MPC-26254 from sample 17 (Yonahama F., PL2). 28. Favulina melo (d'Orbigny), MPC-26257 from sample 4-2 (Minebari F., PL5).