K.XPLAXATIoX TO I'LATK X. 



Km. 1. .liili'iiHiilnriii i-iiijnxii Xuttin.ir. I'arl nf stem with hydroeladia (enlarged). 



1'. .lull n a ii I a rin niijimii. ll\ ilroclailium. slmwin^ thickening of IICM is;nr at liase (greatly enlari;ciH. 

 '.'. .liilniinilnriii iiniii-ii/ii/n Xiitting. Portion of stem with basi-s of hydrucl.-ulin (enlarged). 

 Antennularia tjenictilata. I'art of hydrouladinm (greatly enlar^i-d). 

 .tali minim-ill iiiiinala Xnttinj;. 1'art of stem with hydrorl.idia i enlarged,). 

 <i. .lull nuiiliiriii ]iininiln. I'art of hyilnn-ladinui i greatly enlarged). 

 180 



