Figure 5.6-5.8. Planulina wuellerstorfi (Schwager), 1866. 5.6. Spiral view. Recent. Lutze collection no. 200, Lutze 1978, West Africa M25, GIK. 5.7. Apertural view of specimen 6. 5.8. Umbilical view of specimen 6. Scale Bar = 161 microns.