from Japan and the Indian Ocean. [)?» 



Tlatk III. 



Fig. 1. AKthetwnma ijimni, from the actinal side. 

 Fig. 2. Same, from the abartiiial side. 



PLiTE IV. 



F/'ff. 1. Phoniiosomrt verticillatian, actinal side. Nat. size. 



Fig. 2. Same, abactinal side. Nat. size. 



Fiff. 3. Young Arteosoma tesMllntum (?). (The Asthenusoma r/racile of 



Agassiz fro:n ' Challenger' St. 219.) 

 Fig. 4. Same from the abactinal side. Actinal side. Nat. size. 



Plate V. 



Fig. 1. Tridentate pedicellaria, small form, of .4.s;!^e/!oso;»rt ymcji. (Obf. 



a*, Oc. 3.) 

 Fig. 2. Valve of tridentate pedicellaria, large fcr.n, of Ast/i. ijinni. 



(Apochr. Obj. 1(3-0, Comp. Oc. 2.) 

 Fi(/. 3. Valve of triphjdlous pedicellaria of Ait/i. ijinuii. (Obj. A.\, 



Oc. 3.) 

 Fg. A. Valve of " tetradactvlous " pedicellaria of Arceo^oina Owsteni, 



front view. (Obj. AA, Oc._ 2.) 

 Fig. 5. "Tetradactyloiis " pedicellaria of ^4/-rt>oso?>j« 0(f;.si!(?«/. (Obj. «-*, 



Oc. 3.) 

 Fir/. G. Valve of "tetradactvlous" pedicellaria of Aireos. Owsteni, side 



view. (Obj. A A, be. 2.) 

 Fig. 7. Valve of triphvllous pedicellaria of Ar(sus. Otosteni. (Apochr. 



Obj. 80, Coiiiy). Oc. 4.) 

 Fig. 8. Valve of tridentate pedicellaria of Arceos. Owiteni. (Apochr. 



Obj. 160, Comp. Oc. 2.) 

 Fit/. 9. Tridentate pedicellaria of Arcsos. Otvsteni. (Apochr. Obj. 80, 



Comp. Oc. 2.) 

 Fig. 10, Spicules of Adhcnosoma ijimai. (Obj. D, Oc. 1.) 

 Fig. 11. Spicules o( Arcpo.vnnn Orodeni. (Obj. D, 0;. 1.) 

 Fig. 12. Tridentate pedicellaria, large form, of Asth. ijimai. (Obj. a*, 



Oc, 3.) _ _ 



Fig. 13. Valve of tridentate pedicellaria, small form, of Asth. ijimai. 



(Obj. A\,Oc. 1.) 

 Fig. 14. Ditto. (Ditto.) 

 Fig. 15. Part of primary abactinal spine of Phonr.osovia verticillatitm. 



(Obj. AA, Oc.'l.) 

 Fig. 16. Priniary actinal spine, lower part, of Phormosoma verticiilatum, 



(Obj. a*, Oc. 2.) 

 Fig. 17. The point of a secondary abactinal spine of Phormosoma verti- 

 cillatitm. (Obj. AA, Oc. 3.) 

 Fig. 18. Valve of tridentate pedicellaria of Araos. Owsteni. (Obj, AA, 



Oc. 1.) 

 Fig. 19. Ditto. (Ditto.) 

 Fig. 20. Tridentate pedicellaria of Arceos. Owsteni, (Obj. a*, Oc. 3.) 



