600 
PROCEEDINGS OF THE NATIONAL MUSEUM. VOL. XXXIV. 
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PLATE XLIII. 
Ceratoisis flabellum Nutting. Portion of colony, X 4. 
. Ceratoisis grandis Nutting. Individual polyps, X 4. 
. Amphilaphis biserialis Nutting. Portion of a colony, X 2. 
. Caligorgia gilberti Nutting. Portion of a colony, X 2. 
. Stachyodes bowersi Nutting. Colony, showing parasitic Ophiocreas, 
x 4, 
. Stachyodes bowersi. Portion of branch, X 2. 
. Stachyodes angularis Nutting. Portion of branch, X 2. 
. Calyptrophora versluysi Nutting. Portions of two branches, X 2. 
IPALAGHS, SILO, 
Paramuricea hawdiiensis Nutting. Portions of branches, X 3. 
. Anthomuricea tenuispina Nutting. Portion of colony, X 2. 
ty 
Clematissa tenue Nutting. Two branches, X 2. 
Clematissa alba Nutting. Portion of branch, X 2. 
. Menella grandiflora Nutting. Portion of stem, X 2. 
. Stenella helminthophora Nutting. Portions of branch, X 3. 
and 8. Stenella helminthophora, Portions of branches, showing the im- 
mensely enlarged scales which form the arcades under which parasitic 
annelids live. 
. Small portion of branch with scales natural size, X 2. 
PLATE XLV. 
. Hechinomuricea brunnea Nutting. Parts of two branches, X 2. 
. Cyclomuricea flabellata Nutting. Distal end of branch, X 2. 
. Cyclomuricea flabellata Nutting. Distal part of larger branch, X 2. 
Chrysogorgia arborescens Nutting. Two polyps, X 8. 
. Lepidogorgia-spiralis Nutting. Portions of colony, X 3. 
. Lepidogorgia gibbosa Nutting. Portion of colony, X 2. 
: Chrysogorgia delicata Nutting. Portion of colony, X 2. 
. Chrysogorgia arborescens Nutting. Part of branch, to show difference in 
size between the normal polyps (above) and abnormally enlarged 
polyp (below). 
. Chrysogorgia curvata Versluys. Portion of branch, xX 2. 
PLATE XGUW!. 
. Chrysogorgia flexilis (Wright and Studer). ‘Three polyps, X 2. 
Chrysogorgia lata Versluys. Three polyps, X 6. 
Chrysogorgia stellata Nutting. End of branch, X 2. 
Tridogorgia bella Nutting. HEnds of branches, X 2. 
. Lridogorgia superba Nutting. Parts of branches, X 2. 
. Verrucella bicolor Nutting. Part of colony, red phase, X 2. 
. Verrucella bicolor Nutting. Part of colony, yellow phase, X 2. 
. Pleurogorgia militaris Nutting. Part of branch, X 2. 
PLATE XLVII.- 
Spicules of Clavularia spiculicola Nutting, X 45. 
. Spicules of Spongodes alexanderit Nutting, X 45. 
