Nonionoides grateloupii (d'Orbigny, 1839a)

Figure 7.17

1839a Nonionina grateloupi d’Orbigny, p. 46, pl. 6, figs. 6-7.

2006 Nonionoides grateloupi (d’Orbigny); Oflaz, p. 228, pl. 9, figs. 7-8.

2012 Nonionoides grateloupi (d’Orbigny); Debenay, p. 227.

2014 Nonionoides grateloupi (d’Orbigny); Panchang and Nigam, pl. 36, fig. 11a-c.

Description. Test elongate, symmetrical on both sides, compressed, wall calcareous, finely perforate, surface smooth, depressed umbilical area filled with granular pustules, apertural face pustular; chambers narrow, trochospirally arranged, final chambers rapidly increasing in length, coiling involute; periphery rounded, sutures distinct, slightly depressed; aperture interiomarginal, an equatorial slit.