Tetiactinellida. PI VI, 
i 
; Tke Voyage of H.M.S."Cliarienger:’ 
. Figs 1^-9, T H E N E A WYVILLIl. Fig® 10 -20 , T H E N E A DELICATA. Fig? 21 & 22, T H E N E A GRAYI 
