' close- .11 0- <■ 



( . ., Fig. ). Jr.ct, Lit)ov 



bont dorsLil uimai iiu bciscii cdl 3 L'Ji 



enin ^,.. 1. ' -.. l-nn nha^'^r'' c.:v~' ■ 



(Fig. ns). By tliG £;rGaut ii of the iiijil 



cells^tliG ir-po • tooth or papill:. of tho ccipguIg iz form . 

 (u.t., Fi^. ). 



Lac 1", in tluj six or seven pairs of sorTiient, lie 



tip of tile capsule tiiere is no single do rsal bvii I , as 

 tliis divides into tv/o just hc^'ond v.^here tlie lateral brn- 

 dles of the yoinigest soral segments arise. These tv/o di- 

 visions then Tim noarl ■ parallel near tho dorsal v.'-.ll of 

 the capsule anu each ;:>ives oif tin-ee or foirr bri^jric-ios, 

 ^liich arise like those of the soral se.^T^ents, from the 

 plerome of sections III ana IV (F., -j. o3, ), tJid 

 Lire joined, like iliese also, with their fellov.'s of tlie 

 same siau near Lae ventral margin. Tac exaco o.'igin of 

 the tv/o parallel divisions of the dorsal bundle v/as no' 

 nuide OU'- satisfu.ctorily. The plc-oiau Ox lhu first three 

 or foui- s'..girients aside froi;'; foj*ming aidl- s, und 



all tiiat of the remciinin. • segments probaM-" •'"! ■ 

 in foiTiiing this portion of th.e gelatinous 



Si^nmary • 

 Tlie apical cell c . ' sid 



