PLATE 103. 

 1-3. Caenopedina pulchella, comb. nov. 



1. Abactinal system. X 5. 



2. Part of actinostome and base of corona. X 8. 



3. Two ambulacral plates at mid-zone. X 8. 



4, 5. Echinus anchistus, sp. nov. 



4. Abactinal system. X 6. 



5. Part of actinostome and base of corona. X 6. 



6, 7. Salmacopsis olivacea Dod. 



6. Abactinal system. X 5. 



7. Part of actinostome and base of corona. X 4. 



