PLATE XV. 



FIG. 



1. EUDENDRIUM ANNULATUM, p. 83, nat. size. 



1 a. The extremity of a branch, magnified. 1 b. A por- 



tion of one of the larger stems. These figures are 

 after Alder. 



2. BlMERIA VESTITA, p. 103, liat. size. 



2 a. A portion bearing a gonophore, magnified. 2 b. A 



tentacle, magnified to show the membranous sheath. 



After Wright. 



3. SYNCORYNE PULCHELLA, p. 57, and Appendix, p. 319, 

 magnified. 3 a. A tentacle, magnified. From 

 drawings by the Author. 



