Bolivina pusilla Schwager, 1866
Figure 10.18-19
1866 Bolivina pusilla Schwager, p. 254, pl. 7, fig. 101.
2001 Brizalina pusilla Schwager; Szarek, p. 124, pl. 16, figs. 8-9.
Description. Test subtriangular, compressed, wall calcareous, perforate, surface smooth; chambers gradually increasing in size, biserially arranged; periphery carinate and subacute, sutures distinct and limbate; aperture terminal, slit-like opening, bordered by a lip.