No. 44 1 .] COR i 'MORPHA PENDULA A G. 



yet their similarity to the most advanced Medusa 

 on our Corymorpha, leaves but little doubt 01 

 Torrey (:02, p. 38) in his observations on C. pah 

 the gonophores do not become tree. The eggs " 

 Manumbrium of the attached Medusa " and th 

 swimming larva." Dr. Hargitt tells me that in h 

 is no doubt that the gonophore sometimes become 

 number of occasions hydroids have been taken 1 



bore Medusa' in all stages of development, and 

 from waters close about where the hydroids v 

 medusas. These Medusa' unmistakably belong) 

 and there seems to be but little doubt as to the 

 relations. We have here a condition just intei 

 the fixed and the free gonophore phases, a phei 

 uncommon among the Tubularida\ 



