Plate 67. 

 1-5. Echinocrepis setigera A. Ag. ; Station 3399. 



1. Denuded test of specimen 92 mm. in length (PI. G6, fig. 1), seen from the actinal sid< 



2. The same specimen, seen from the abactinal side (PI. 66, fig. 2). 



3. The same, seen in profile facing the left posterior iuterarabulacrum (PI. 06, fig. 3). 



4. End view of same specimen, facing the odd anterior ambulacrum. 



o. End view of same specimen, facing the anal system and the odd interambulacrum. 





