134. A common basket star of the American Pacific coast is shown here in a tank at the 

 laboratorv of tlie University of Oregon. Seen from the underside, the animal displays the 

 star-shaped mouth and five arms. Each arm branches repeatedly, and the tiny end 

 branches curl and uncurl ceaselessly. (Ralph Buchshauni) 



135. A feather star, or slalkless crinoid, has 



branched arms with short side branches 

 that make the anus look featheiy. The ani- 

 mal lies with mouth and arms turned up- 

 ward. (New Caledonia. Rene Catala) 



