726 BULLETIN 82, UNITED STATES NATIONAL MUSEUM. 



(Florornetra) and in C alamocrinus^ the yellow in the latter passing to a greenish 

 tinge, in the comatulids to a reddish tinge, or even to brilliant red as the principal 

 tint. 



Professor Chun records the discovery of a sulphur yellow Fentmnetrocrinus off 

 the coast of Somaliland, in 1,289 meters. 



For purposes of comparison the coloration in life of the stalked crinoids is 

 given ; but these are not considered in the discussion following. 



Family HOLOPODID^. 



Holopus ranffii. — Whitish. 



Family PENTACRINITID^. 



Metacrinus acutus. — Grayish green. 



Metacrinus angulatus. — Light j^ellow or light reddish orange, the column al- 

 most white. 



Metacrinus cingtdatus. — Light yellow or light reddish orange, the column al- 

 most white. 



Metacrinus costatits. — Uniform duskj' purple. 



Metacrinus moseleyi. — Uniform dusky pui"ple. 



Metacrinus nohilis. — {a) Light yellow or light reddish orange, the column al- 

 most white. 



(6) Deep sea green, the pinnules slightly lighter, the cirri still lighter and 

 more grayish. 



(e) Young examples are nearly white. 



Metacrinus nohilis sumatranus. — Brownish white. 



Metacrinus nodosus. — Uniform dusky purple. 



Metacrinus rotundus. — Sea green, the crown usually brown, often with nearly 

 white bands across the arms. 



Metacrinus varians. — Uniform dusky purple. 



Metacrinus wyvillii. — Uniform dusky purple. 



Isocrinus decorus. — {a) Purple. 



(J) Yellow. 



(e) White. 



Endoxocrinus loyvillethom^ioni. — («) Dark green. 



{h) Grass green. 



Endoxocnnus alternicirrus. — Slightly brownish white. 



Vo7nastrocrinus asper. — Olive green. 



nypalocrinus naresiamis. — {a) Dark olive green. 



{h) Pink. 



Isocrinus decorus and Endoxocniius pamn. — Eegarding these two species as 

 brought up together by the dredge and tangles, Sigsbee wrote that some were white, 

 some purple, some yellow ; the latter was the color of the smaller and more delicate 

 ones. From color notes taken shoi'tly after the animals were placed in alcohol. 



