216 



Fig. 31. Calcareous deposits, calcareous ring and ciliated funnels of Leptosynapta 

 clarki. 1—3 & 7—10 from the posterior end of body, 4-6 & 11 — 13 from anterior 

 end of body, 14 from tentacles, 16 from posterior interambulacra, 17 from ambu- 

 lacra. 1—13 X 200, 14 & 16-17 X 450, 15 X 24, 16 X 36. 



