EOUGAINVILLIA MUSCUS. 



113 



are commonly met with on this variety, the significance of 

 which I have not determined with certainty, but which 

 are probably the nests of some parasitic larva, such as has 

 been observed on Hydr actinia and Syncoryne. Van Bene- 

 den has represented a similar structure on a zoophyte 

 which he refers to his Eudendrium ramosum (Mem. sur les 

 Tubulaires, pi. iv. fig. 2), but which, judging from his 

 figure of the gonophores, must be a distinct species 

 (woodcut, fig. 11). Possibly this may be identical with 



Fig. 11. 



my variety, which I have never found with its repro- 

 ductive bodies. This point must be left for future 

 settlement. 



