PLATE IV, 



I. Stcplianoceros Eichhornii, side view 

 8. Young female just hatclied, adhering to the ghiss cover 

 I) & 10. the same a Hlllc later 



II, 12, & 13. 3, 8, and 11 hours after being hatched . 

 14 & 15. 18 and 30 hours after being hatched . 



head downwards 



II 

 G 

 G 

 G 

 G 



Details of StephiDioceros Eichhornii. 



2. Head, dorsal view H 



3. „ ventral view ........... H 



4. „ side view H 



5. „ seen dor.saUy in llio plane i)assing through the knobs of the ciliary 



wreath H 



(;. Trophi H 



7. Ovary (after Dr. Lejdig) 



10. A budding tentacle (after Mr. Rossiter) 



17. The same a little more developed (after Mr. Hossiter) 



