MONOGRAPH OF THE EXISTING CRINOIDS. 



199 



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 c 



fe 



^ 



^ y [^ t^ 



244 245 246 247 248 249 250 251 252 



Figs. 244-252. — Free undivided arms of tarious coM.iTOLiDS. 244. Arm of Comaster parvus. 245. Arm 

 OF Pachilo.metea distincta. 246. Arm of Comantheria imbkicata. 247. Arm of Maeiametka scb- 

 cabinata. 248. -A^rm of Comanthus pinguis. 240. Arm of Comatila R0T»r.AniA. 250. Arm of 

 Lamprometea protectds. 251. Arm of Parametra orion. 252. Arm of Ptilometra mVlleri. 



142140— 21— Bull. 82 



■15 



