Textularia granulata Costa, 1855

Figure 15.13-14

1855 Textularia sagittula Defrance var. granulata Costa, pl. 23, fig. 11.

2014 T extularia granulata Costa; Panchang and Nigam, pl. 3, fig. 24a-b.

Description. Test elongate, subtriangular, apertural end broadly rounded, tapering towards the aboral end, wall agglutinated, surface smooth; chambers many, gradually increasing in size as added, biserial chamber arrangement; periphery subacute, sutures slightly depressed; aperture terminal, a slit-like small opening at the centre, bordered by a lip.