Rosalina globularis d'Orbigny, 1826

Symphonia, Tabita K. & Senthil, Nathan D., 2019, Taxonomic notes on Recent Foraminifera from the Continental Shelf-Slope Region of Southwestern Bay of Bengal, East Coast of India, Palaeontologia Electronica (55 A) 22 (3), pp. 1-89 : 33

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.

Figures

FIGURE 9. 1-2, Poroeponides lateralis (Terquem, 1878) in dorsal view (scale equals 1 mm) (1) and in ventral view (scale equals 500 μm) (2). 3-4, Rosalina bradyi (Cushman, 1915) in dorsal view (scale equals 200 μm) (3) and in ventral view (scale equals 200 μm) (4). 5-6, Rosalina floridana (Cushman, 1922a) in dorsal view (scale equals 100 μm) (5) and in ventral view (scale equals 100 μm) (6). 7-8, Rosalina globularis d'Orbigny, 1826 in dorsal view (scale equals 200 μm) (7) and in ventral view (scale equals 100 μm) (8). 9-10, Discorbinella bertheloti (d'Orbigny, 1839b) in dorsal view (scale equals 200 μm) (9) and in ventral view (scale equals 200 μm) (10). 11, Stilostomelloides virgula (Brady, 1879b) in dorsal view (scale equals 200 μm). 12, Rectuvigerina phlegeri Le Calvez, 1959 in dorsal view (scale equals 200 μm). 13, Uvigerina asperula Cžjžek, 1848 in dorsal view (scale equals 300 μm). 14, Uvigerina akitaensis Asano, 1950 in dorsal view (scale equals 300 μm). 15, Uvigerina auberiana d'Orbigny, 1839 in dorsal view (scale equals 200 μm). 16, Uvigerina ex gr. semiornata d’Orbigny, 1846 in dorsal view (scale equals 300 μm). 17, Uvigerina mediterranea Hofker, 1932 in dorsal view (scale equals 200 μm). 18, Uvigerina peregrina Cushman, 1923 in dorsal view (scale equals 200 μm). 19, Uvigerina pygmaea d'Orbigny, 1826 in dorsal view (scale equals 100 μm). 20, Siphouvigerina porrecta (Brady, 1879b) in dorsal view (scale equals 200 μm). 21-22, Siphouvigerina proboscidea (Schwager, 1866) in dorsal view (scale equals 100 μm) (21) and in apertural view (scale equals 100 μm) (22). 23, Trifarina angulosa (Williamson, 1858) in dorsal view (scale equals 200 μm).