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.