Operculina elegans Cushman, 1921

Figure 12.12

1921 Operculina elegans Cushman, p. 381, pl. 97, fig. 3.

2004 Operculina elegans Cushman; Hohenegger, p. 151, text-fig. 2.2.

2011 Operculina elegans Cushman; Hohenegger, p. 659, fig. 2d.

Description. Test compressed, wall calcareous, surface ornamented with granular pustules in and around the umbilical region, tubercles in between the chambers; coiling nearly evolute, chambers gradually increasing in width, slightly flaring, septal flap smooth; periphery rounded with a thin keel, sutures distinctly arched and depressed, marked with fine pustules in the final chambers; aperture at the basal end of the apertural face.