PLATE 64. 
HEXACTINELLIDA. 
16 
15 
14 
Fig. 1-19 Hyalonema (Hyalonema) placuna n. sp. 
1-3, 5, 6,9, 10, 12,17-19 form B; 4,7, 8, 11, 13-16 form A. 
Lendenfeld photographed. 
