Station 5656 GC (continued). 44,45 Rosalina vilardeboana, a spiral view, b apertural view, c umbilical view; 46 Rosalina globularis, a spiral view, b apertural view, c umbilical view; 47 Rosalina bradyi, a spiral view, b apertural view, c umbilical view; 48 Rosalina opercularis, a spiral view, b apertural view, c umbilical view; 49 Rosalina bertheloti, a spiral view, b apertural view, c umbilical view; 50 Rosalina araucana, a spiral view, b apertural view, c umbilical view; 51 Rosalina sp., a spiral view, b apertural view, c umbilical view; 52 Lamarckina haliotidea, a spiral view, b apertural view, c umbilical view; 53 Discorbis sp., a spiral view, b apertural view, c umbilical view. Scale 100 µm.