194 



Figure 146: Echinocardium cordatiim. Pluteus III stage. 



asp — aboral spicule ; pda — process of the dorsal arch. 



Remaining legend same as in Figure 109. 



(Moore, 1936), in La Manche from mid- April to mid- August (Moore, 1936), 

 in Oresund (The Sound) from mid- July to early November (Thorson, 1946), 

 off the Swedish coast from mid- July to the end of October (Moore, 1966), 

 and in the Mediterranean Sea from mid-September to the end of December 

 (Moore, 1966). 



