Puate 31, 
1-3. Phormosoma hispidum A. Ag. 
1. Partly denuded test of a specimen measuring 75 mm., seen from the actinal side; Station 
3392. 
2.. Same as fig. 1, seen from the abactinal side. 
3. Actinal view of the denuded test of a specimen measuring 120 mm. in diameter; Station 
3376. 
All figures natural size. 
