Explanation of letters. 



a. 



b. 

 b)ii. 



c. 



C. 

 en. 



dl. 

 dm. 



E. 

 Ek. 



Jf- 



A 

 fp- 



h. 



kd. 



liii. 



It. 



M. 



acontinni. 



botrncnidae. 



bunches of crasj^edonemes in the ciliated 



tract. 



craspedonemes of the ciliated tract. 



column. 



cnidorages. 



directive logo. 



directive mesenteries. 



endoderm. 



ectoderm. 



Craspedia (Filamentchen). 



ciliated streaks. 



maeandric bands of the cnido-glandular tract 



(Nesseldrusenstreifen s. str. , le filament 



pelotonne). 



gonads. 



h\posulcus. 



granular gland cells. 



longitudinal muscles. 



labial tentacles. 



mesogloea. 



w/j, W2, w.,, VI ^. metamesenteries of the i, 2, 3 

 4 cycles. 

 inf. craspedoneme of the craspedia. 

 ////. lateral portions of the median streak. 

 //////. median portion of the median streak. 

 mil. craspedoneme of the cnido-glandular tract. 

 7IIS. median streak of the filaments. 

 mt. marginal tentacles. 

 ■mz. multiplication zone. 



;/. nematocysts (dickwaudige Nesselkapseln). 

 ■lid. cnido-glandular tract. 

 o. ovarium, 

 /'i, /"o, P-i- I. 2. 3. Protomesenterium. 



s. mucus cells (homogene Driisenzellen). 

 sd. ridges supported b\- the mesogloea in the 



aboral part of the stomatodaeuni. 

 si. siphonoglypli. 

 sp. spirocysts. 

 st. stomatodaeuni. 

 t. testes. 

 hii. transversal muscles. 



