- wo dD 
PuatEe 75, 
1-4. Cystechinus Loveni A. Ag.; Station 3415. 
. Seen from the actinal side, 83 mm. in length. 
. Another specimen, 88 mm. in length, seen from the abactinal side, denuded. 
. Fragment showing the abactinal side. 
. The same fragment, seen from the interior. 
All figures natural size. 
