Lagena aspera Reuss, 1861

Figure 2.15

1861 Lagena aspera Reuss, p. 305, pl. 1, fig. 5.

2006 Lagena aspera Reuss; Figueroa, Marchant, Gigglio and Ramírez, fig. 13.

Description. Test subglobular, wall calcareous, hyaline, surface ornamented with regular rows of spines; chamber single; aperture terminal, round at the end of a short neck.