Planorbulina mediterranensis 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 : 44-45

Planorbulina mediterranensis d’Orbigny, 1826

Figure 11.22

1826 Planorbulina mediterranensis d’Orbigny , p. 280, pl. 14, figs. 4-6.

2002 Planorbulina mediterranensis d’Orbigny ; Kaminski, Aksu, Box, Hiscott, Filipescu, and Al-Salameen, p. 176, pl. 4, fig. 3a-b.

2006 Planorbulina mediterranensis d’Orbigny ; Oflaz, p. 299, pl. 8, figs. 14-15.

2012 Planorbulina mediterranensis d’Orbigny ; Milker and Schmiedl, p. 108, fig. 24.21-14.

Description. Test attached, outline circular, slightly convex on the spiral side, flat on the umbilical side, wall calcareous, coarsely perforate, surface with pustules; chamber arrangement trochospiral initially, later arranged in a circular plan; periphery lobulated, sutures depressed on the dorsal side, thick, imperforate and limbate on the ventral side; primary aperture interiomarginal, two openings diametrically placed on chamber ends, bordered by a lip, secondary extraumbilical openings.

Superfamily CHILOSTOMELLOIDEA Brady, 1881

Family ANOMALINIDAE Cushman, 1927

Genus RIMINOPSIS Revets, 1996

Riminopsis asterizans (Fichtel and Moll, 1798)

Figure 12.5

1798 Nautilus asterizans Fichtel and Moll , p. 37, pl. 3, figs. c-h.

1999 Nonion asterizans (Fichtel and Moll) ; Nigam and Khare, p. 298, pl. 6, fig. 3.

2014 Nonion asterizans (Fichtel and Moll) ; Panchang and Nigam, pl. 33, fig. 7a-b.

Description. Test symmetrical, outline circular, side view rounded, wall calcareous, finely perforate, surface smooth, umbilical region depressed, ornamented with granular pustules, pustules also along the sutures and the apertural face; chambers many, broad and low, chamber arrangement planispiral, coiling involute or slightly evolute; periphery angular, sutures distinct, slightly depressed and curved; aperture interiomarginal, short, narrow or rounded opening.

Figures

FIGURE 11. 1, Fursenkoina hadai Uchio, 1962 in dorsal view (scale equals 300 μm). 2-3, Fursenkoina pannikeri (Seibold, 1972) in dorsal view (scale equals 300 μm) (2) and in closer view (scale equals 100 μm) (3). 4, Fursenkoina schreibersiana (Cžjžek, 1848) in dorsal view (scale equals 200 μm). 5-6, Cibicides kullenbergi Parker, 1953 in dorsal view (scale equals 200 μm) (5) and in ventral view (scale equals 200 μm) (6). 7-9, Cibicides pachyderma (Rzehak, 1886) in dorsal view (scale equals 200 μm) (7); in ventral view (scale equals 300 μm) (8); and in apertural view (scale equals 200 μm) (9). 10-11, Cibicides patalaensis Haque, 1956 in dorsal view (scale equals 300 μm) (10) and in ventral view (scale equals 300 μm) (11). 12-14, Cibicides praecinctus (Karrer, 1868) in dorsal view (scale equals 300 μm) (12); in ventral view (scale equals 400 μm) (13); and in apertural view (scale equals 400 μm) (14). 15, Cibicides pseudolobatulus Perelis and Reiss, 1975 in dorsal view (scale equals 100 μm). 16-17, Cibicides refulgens de Montfort, 1808 in lateral view (scale equals 200 μm) (16) and in ventral view (scale equals 300 μm) (17). 18-19, Cibicides wuellerstorfi (Schwager, 1866) in dorsal view (scale equals 200 μm) (18) and in ventral view (scale equals 200 μm) (19). 20-21, Hanzawaia nitidula (Bandy, 1953) in dorsal view (scale equals 300 μm) (20) and in ventral view (scale equals 300 μm) (21). 22. Planorbulina mediterranensis d'Orbigny, 1826 in dorsal view (scale equals 500 μm).

FIGURE 12. 1-2, Lobatula lobatula (Walker and Jacob, 1798) in dorsal view (scale equals 400 μm) (1) and in ventral view (scale equals 100 μm) (2). 3-4, Cymbaloporetta bradyi (Cushman, 1915) in dorsal view (scale equals 200 μm) (3) and in ventral view (scale equals 300 μm) (4). 5, Riminopsis asterizans (Fichtel and Moll, 1798) in dorsal view (scale equals 200 μm). 6-7, Hansenisca soldanii (d’Orbigny, 1826) in dorsal view (scale equals 200 μm) (6) and in ventral view (scale equals 100 μm) (7). 8, Operculina ammonoides (Gronovius, 1781) in dorsal view (scale equals 1 mm). 9, Operculina bartschi Cushman, 1921 in dorsal view (scale equals 1 mm). 10, Operculina complanata (Defrance, 1822) in dorsal view (scale equals 500 μm). 11, Operculina discoidalis d’Orbigny, 1826 in dorsal view (scale equals 500 μm). 12, Operculina elegans Cushman, 1921 in dorsal view (scale equals 1 mm). 13, Operculina granulosa Leymerie, 1846 in dorsal view (scale equals 500 μm). 14, Operculina hardiei d’Archiac and Haime, 1853 in dorsal view (scale equals 500 μm). 15, Heterostegina depressa d’Orbigny, 1826 in dorsal view (scale equals 300 μm). 16, Planostegina operculinoides (Hofker, 1927) in dorsal view (scale equals 1 mm). 17-19, Pileolina patelliformis (Brady, 1884) in dorsal view (scale equals 200 μm) (17); in lateral view (scale equals 100 μm) (18); and in ventral view (scale equals 100 μm) (19). 20, Planogypsina acervalis (Brady, 1884) in dorsal view (scale equals 500 μm). 21, Sphaerogypsina globulus (Reuss, 1848) in dorsal view (scale equals 300 μm).