PLATE 21 
GSH 
We 
\ 
KATA 
g 
[]] 
1, Oligometra anisa, side view. Original from which fig. 10, plate 1, was drawn. | 4. Lamprometra gyges, aboral surface. X | 
| 2. Oligometra anisa, holotype, aboral surface. X 1. 5. Lamprometra gyges, oral surface. X 1. 
3. Oligometra anisa, holotype, oral surface. X |. 6. Heterometra delicata, holotype, aboral surface. Slightly 
enlarged. X 1. 
