H J Hansen. Chontostomatida. ELE IVE: 
2.a@ 

1. Spheronella capensts n sp. 2. Spher. Citanopstdis nm sp 3. Spher. Ciardit xn sp. 
4. Spher. Bonntert- x sp. 
HT Hanser det. Livcndal se 
