Psammosphaera fusca Schulze, 1875
Figure 16.8
1875 Psammosphaera fusca Schulze, p. 113, pl. 2, fig. 8a-f.
2010 Psammosphaera fusca Schulze; Margreth, p. 129, pl. 1, fig. 5a-b (not pl. 5).
2012 Psammosphaera fusca Schulze; Milker and Schmiedl, p. 31, fig. 9.2-3.
Description. Test free or attached, globular, wall coarsely agglutinated, surface roughly finished; chamber single, aperture terminal.