MONOGRAPH OF THE EXIsiTIXU CHINOIDS. 



361 



FIG. 471. 



FIG. 472. 



Fio. 473. 



FIG. 474. 



FIG. 475. 



Fl. 470 



FIGS. 471-476. 471, DORSAL VIEW OF TOE RADIAL PENTAGON OF A SPECIMEN OF CRASPEDOMETRA ACUTICIRRA FROM THE ANDA- 

 MAN ISLANDS. 472, DORSAL VIEW OF THE RADIAL PENTAGON OF A .SPECIMEN OF HETEROMETRA REVNAUDH FROM CF.YI.ON. 

 473, DORSAL VIEW OF THE RADIAL PENTAGON OF A SPECIMEN OF AMPIIIMF.TRA PHILIBERTI FROM THE ANDAMAN ISLANDS. 474, 

 DORSAL VIEW OF THE RADIAL PENTAGON OF A SPECIMEN OF AMPHIMETRA ENSIFER FROM SINGAPORE. 475, DORSAL VIEW 

 OF THE RADIAL PENTAGON OF A SPECIMEN OF PoNTIOMETRA ANDERSONI FROM SINGAPORE. 476, DOBSAL VIEW OF THE 1: ADIAL 

 PENTAGON OF A SPECIMEN OF MARHMETKA SVBCARLNATA FROM SOUTHERN JAPAN. 

 79140 Bull. 8215 24 



