PLATE XVI. 



PAGE 



Fig. 1. DICHOCBINUS INORNATUS W. & Sp., with arm-, showing posterior sidi- in 



Fig. 2. The same specimen, W. & Sp., from the anterior side. 



Fig. 3. KHODOCBINUS KIKBYI W. & Sp., with spreading arms 180 



Fig. 4. RHODOCBINUS NANUS M. & W., anterior side 1S2 



Fig. 5. DOBYCBINUS IMMATUBUS W. & Sp., posterior view of the calyx 1 75 



Fig. 6. MEGISTOCBINUS NOBILIS W. & Sp., with arms and column li 



Fig. 7. Another specimen, showing the ventral surface. 



Fig. 8. PL.ATYCBINUS PLANUS 0. & Shum., with arms 1*8 



Fig. 9. ACTINOCBINUS OBNATISSIMUS W. & Sp., from the posterior side U 



Fig. 10. ACTINOCBINUS NODOBRACHIATUS W. & Sp., posterior view of the calyx US 



