Rosalina globularis d'Orbigny, 1826

Figure 9.7-8

1826 Rosalina globularis d’Orbigny, p. 271, pl. 13, figs. 1-4.

2001 Rosalina globularis d’Orbigny; Szarek, p. 135, pl. 20, fig. 10.

2003 Rosalina globularis d’Orbigny; Javaux and Scott, p. 20, fig. 5.3-4.

2010 Rosalina globularis d’Orbigny; Margreth, p. 120, pl. 31, fig. 4a-c.

2012 Rosalina globularis d’Orbigny; Debenay, p. 211.

2012 Rosalina globularis d’Orbigny; Milker and Schmiedl, p. 98, fig. 22.15-16.

Description. Test subrounded, biconvex, wall calcareous, perforate, umbilical region concave and imperforate, surface smooth; chambers subglobular and convex on the spiral side, slightly inflated and triangular chambers on the umbilical side, gradually increasing in size, final chamber more inflated, arrangement trochospiral; periphery rounded and lobulate, sutures curved backwards, limbate and slightly depressed on the spiral side, radial and depressed on the umbilical side; aperture interiomarginal, a low arch opening on the umbilical side, almost covered by a thin, narrow lamina.