Bulletin, Vanderbilt Marine Museum, Vol. VII Plate 68. 



a 



Stichopus horrens Selenka: a, disk of large table and table in profile, 

 showing spire; b, disk, profile and crown of smaller table, from the dorsal 

 perisome; c, another small table from dorsal perisome, disk, profile and 

 crown; d, C-shaped rods; rods from dorsal perisome; f, supporting rod, from 

 ventral pedicel ; all greatly magnified. 



