Station 5656 MC (continued). 37 Rosalina vilardeboana, a spiral view, b apertural view, c umbilical view; 38 Rosalina bradyi, a spiral view, b apertural view, c umbilical view; 39 Rosalina araucana, a spiral view, b apertural view, c umbilical view; 40 Rosalina auberii, a spiral view, b apertural view, c umbilical view; 41 Lamarckina haliotidea, a spiral view, b apertural view, c umbilical view; 42 Rosalina bertheloti, a spiral view, b apertural view, c umbilical view; 43 Rosalina opercularis, a spiral view, b apertural view, c umbilical view; 44 Rosalina globularis, a spiral view, b apertural view, c umbilical view. Scale 100 µm.