Plate 99. 

 1-3. Temnotrema hawaiiensis, comb, nov, 



1. Side view of denuded test. X 6. 



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



3. Abactinal system. X 10. 



4, 5. Lytechinus anamesus, sp. nov. 



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



5. Abactinal system. X 5. 



6, 7. Lytechinus pictus, comb. nov. 



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

 7. Abactinal system. X 4. 



