THOMSON AND CRANE— ALCYON AM ANS 135 



EXPLANATION OF PLATE. 



Asiromuricea stelli/era, n. sp. X 10. 

 Astromuricea stelli/era, n. sp. Nat. size. 

 Astromuricea stellifera, n. sp. Spicules. 



Dendronephthya (Spongodes) dendrophyta (Wright and Studer). Nat. size. 

 Sclerophytum polydactylum (Ehrenberg). Nat. size. 

 Dendronephthya (Spongodes) hrevirama (Burckhardt). Nat. size. 

 Virgularia rumphii, KoUiker. Nat. size. 



Virgularia rumphii, KolHker. Dorsal or metarachidial surface showing the curious inter- 

 linking of the pinnules. X 5. 

 Echinomurioea uliginosa, Thomson and Simpson, var. tenerior nov. X 1"5. 

 EchinomiMricea uliginosa, Thomson and Simpson, var. tenerior nov. X 10. 

 Lophogorgia lutkeni, Wright and Studer. Nat. size. 



Virgularia rumphii, Kolliker. Ventral or prorachidial surface with a bare streak. 

 Echinomurioea uliginosa, Thomson and Simpson, var. tenerior nov. Spicules. 

 Juncella juncea (Pallas). X 1'5. 



