124 



BRITISH TUNICATA. 



our restricted genus Cynthia. We have therefore re- 

 verted to our original name. 



The form and position of the reproductive organs 

 is very peculiar in this Tunicate. The only other 



FIG. 75. 

 od. 



v.d. 



FIGS. 75 and 76. Ovary of Styela vestita. Highly magnified. 

 75, front view ; 76, side view of another. 



species in which we have met with the same arrange- 

 ment of these organs is the Glandula mollis of Stimpson, 

 a free and sand-covered species found on the American 

 coasts and apparently very near to this in most of its 

 characters. 



