Bigenerina nodosaria 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 : 55

Bigenerina nodosaria d’Orbigny, 1826

Figure 15.17

1826 Bigenerina nodosaria d’Orbigny , p. 261, pl. 11, figs. 9-12.

2001 Bigenerina nodosaria d’Orbigny ; Szarek, p. 94, pl. 8, figs. 12-14.

2002 Bigenerina nodosaria d’Orbigny ; Kaminski, Aksu, Box, Hiscott, Filipescu and Al-Salameen, p.170, pl. 1, fig. 9.

2003 Bigenerina nodosaria d’Orbigny ; Murray, p. 11, fig. 2.4.

2006 Bigenerina nodosaria d’Orbigny ; Oflaz, p. 131, pl. 1, fig. 4.

2010 Bigenerina nodosaria d’Orbigny ; Margreth, p. 99, pl. 5, fig. 5a-c.

2012 Bigenerina nodosaria d’Orbigny ; Debenay, p. 77.

2012 Bigenerina nodosaria d’Orbigny ; Milker and Schmiedl, p. 36, fig. 10.10-12.

2014 Bigenerina nodosaria d’Orbigny ; Panchang and Nigam, pl. 3, figs. 4-9.

2015 Bigenerina nodosaria d’Orbigny ; Hanagata and Nobuhara, p. 18, fig. 7.1-2.

Description. Test elongate, wall coarsely agglutinated, surface rough, cross section circular; chambers rounded to ovate, or flattened, initial chambers arranged biserially, later uniserially arranged; sutures distinct and slightly depressed; aperture terminal, small and rounded on the apertural face.

Figures

FIGURE 15. 1, Globorotalia neoflexuosa in dorsal view (scale equals 500 μm). 2-3, Neogloboquadrina dutertrei (d’Orbigny, 1839) in dorsal view (scale equals 200 μm) (2) and in ventral view (scale equals 300 μm) (3). 4-5, Neogloboquadrina incompta (Cifelli, 1961) in dorsal view (scale equals 100 μm) (4) and in ventral view (scale equals 100 μm) (5). 6-8, Pulleniatina obliquiloculata (Parker and Jones in Carpenter, Parker and Jones, 1862) in dorsal view (scale equals 200 μm) (6); in ventral view (scale equals 200 μm) (7); and in apertural view (scale equals 200 μm) (8). 9, Textularia agglutinans d’Orbigny, 1839a in dorsal view (scale equals 400 μm). 10, Textularia candeiana d’Orbigny, 1839a in dorsal view (scale equals 300 μm). 11, Textularia earlandi Parker 1952 in dorsal view (scale equals 1 mm). 12, Textularia fistula Cushman, 1911 in dorsal view (scale equals 300 μm). 13-14, Textularia granulata Costa 1855 in dorsal view (scale equals 400 μm) (13) and in apertural view (scale equals 200 μm) (14). 15, Textularia pala (Cžjžek, 1848) in dorsal view (scale equals 200 μm). 16, Textularia pseudogramen Chapman and Parr, 1937 in dorsal view (scale equals 200 μm). 17, Bigenerina nodosaria d’Orbigny, 1826 in dorsal view (scale equals 400 μm). 18, Sahulia conica (d’Orbigny, 1839) in dorsal view (scale equals 100 μm). 19, Sahulia kerimbaensis (Said, 1949) in dorsal view (scale equals 100 μm). 20, Karrerotextularia flintii (Cushman, 1911) in dorsal view (scale equals 100 μm). 21, Spirorutilus carinatus (d’Orbigny, 1846) in dorsal view (scale equals 100 μm).