Operculina granulosa Leymerie, 1846

Figure 12.13

1846 Operculina granulosa Leymerie, p. 359, pl. 13, fig. 12a-c.

2014 Operculina granulosa Leymerie; Panchang and Nigam, pl. 39, fig. 4.

Description. Test large, compressed, wall calcareous, surface ornamented with more tubercles in the centre, final whorls sparsely covered by pustules; chambers narrow, coiling evolute; periphery with a distinct keel, sutures marked with pustules; aperture terminal, at the base of the apertural face.