Fig 

 Fig 

 Fig 

 Fig 

 Fig 

 Fig 

 Fig 

 Fig 

 Fig 

 Fig 



Fig 

 Fig 

 Fig 



PLATE IV. 



ECHINODERMS FROM BERMUDA. 

 Synapta acanthia nov. sp. 

 I . — Anchor from posterior end of body. 



9 



TO 



X lo. 

 II 



12 

 13 



X 90. 

 X 90. 



X 90. 

 X 90. 



— Plate from posterior end of body. 



— Anchor from anterior end of body. 



— Plate from anterior end of body. 



— Abnormal anchor. x 90. 



— Twin anchors and plate. X 90. 



— Miliary granules from anterior end of body. X 450. 



— Miliary granules from posterior end of body. X 450. 



— Calcareous rods from the tentacles. x 450. 



— Radial and interradial pieces from the calcareous ring. 



— One of the ordinary ciliated funnels. X 90. 



— One of the large ciliated funnels. X 90. 



— Part of a large specimen, laid open along the mid-ventral 

 line, to show the stomach, the straight course of the intestine, the- 

 large blood vessel and the row of ciliated funnels in the left dorsal 

 interradius. Nat. size. 



All figures were drawn with the aid of a camera except No. 13. 



(138) 



