MONOGRAPH OF THE EXISTING CEINOIDS. 



67 



INTERAMBULACRAL (INTERPALMAR) 



AREAS 



SACCULI 



OUTH 



Fig. 15. 



•ANUS 



AMBULACRAL GROOVES 



ANUS 

 ANAL TUBE 



Fio. 16. 



AMBULACRAL OttOOVES 



.IIVTERAMEUJLACRAL (INTERPALMAR) 

 AREAS 



FIG. 17. 



INTERAMBULACRAL (INTERPALMAR) 

 AREAS 



yD\ 



PERISOMIC PLATES 



AMBULACRAL OROOVES 



MOUTH 



ANAL TUBE' ANUS ANAL AREA ^ 



FIG. 18. ANAL AREA 



OUTH 



ANAL AREA 



FIG. 19. 



Fioa. 15-19.— 15, The naked entire disk of a specime.v of Teopiometra picta from Rio de Janeiro. 16, The naked 



INCTSED DISK OF A SPECIMEN OF CENOMETRA BELLA FROM THE CUINA SEA. 17, TlIE DEEPLY INCISED DISK OF A SPECIMEN 

 OF MaKUMETEA DEUCATIS.SIMA FROM SOUTHWESTERN JAPAN. 18, THE PARTLVLLY PLATED, SUOHTLY INCISED DISK OF A 

 SPECIMEN OF PARAMETRA ORION FROM SOUTHERN JAPAN. 19, THE COMPLETELY PLATED E.NTIRE DISK OF A SPEHMEN OF 

 NeOMETRA MULTICOLOR FROM SOUTHERN JAPAN. 



