tLOYOKUUi 15 



PLATE II. 



Fin. 11. CfraJoitu dtliratula. A few branches of a colony, X 2. 

 .. 12 Ctraioiti* dtlitatula. a, 8pindle-haped tpicnle ; b, triangular plate, x loo. 

 .. \:\.Ctraiin emtarttica. A terminal branch, X 12. 



l4.dntfi*i antarftiea. a, Spindle-shajtod Bpicule ; b, plate, x 100. * 



15. Ctrat*i*it mttarttie*. View of corona and folded tentacles, to thow the arrangement of the 



piculet, X ca. 50. 



\f>. Ctrateittt tpitata. A branch, x 2. At n. the horny node* may be seen. 

 \~ .CtratoitH tfiffta. Hide view of a calyx, X ca. SO. 

 .. 18. Omttint qfitata. Spicolea. a, Forked ipicnle of a calyx ; b and r, irregular spicules of the 



ocenenchyiu and calyx baw, x 50. 



l9. Tlioiuirrll,i antarcttta. A ipicule of the corona, X 60. (See aUo Fijf. 24.) 

 20. Clamlaria franUiniana. Nat. tiie. 

 tl.CJamlariafranMniaiw. Rpicnle of body wall, x 75. 

 li.-AlepHtvm parttlm. Nat. size. 

 .. 23. Alcyfnivm pau&ri. a, Short clnb ipicnle of the cocnenchym, X 150 ; b, long pin< lie-shaped 



ipicule of the body wall of an anthocodia, x 100. 



II. TktiiarrUa antaretiea. A imall piece of a branch of a dried specimen, drawn from a phutogntpb, 

 xca.20. 



