MONOGRAPH OF THE EXISTING CBINOIDS. 



201 



u 





^ 



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FIO 129 -A SPECIMEN OF NADMACDOCRWUS ,I..WAI.ENS.9 FROM KAUAI, HAWAIIAN ISLANPS. SIIOVnNOT IIE VABIAnON KTn, 

 r^y OF ™f TOLUMN^S \nD THE RELATIONSHIP BETWEEN THE CALYX ANI- THE COLUMN; THE ARMS BEVOND THE FIRST 

 pr™iBRAC:,!ANn t"eTe'b«"aL STEM PLATE, ARE LAC.INO; (a) THE DISTAL PORTION OF TBE COLUMN; (6) THE PROXIMAL 

 PORTION OF THE COLUMN ANI) THE CALYX. 



7'J14G°— Bull. 82—15 14 



