26 
Psyche 
[Mar. 
Explanation of Plate 4 
Fig. 5. Lepidostoma veleda, lateral aspect; 5 A, dorsal aspect of tenth 
tergite; 5B, lateral aspect of female; 5C, spermatheca. 
Fig. 6. Bhyacophila minis, lateral aspect; 6A, dorsal aspect of tenth 
tergite; 6B, ventral aspect of aedeagus and lateral arms. 
Fig. 7. Bhyacophila verrula, lateral aspect; 7A, sheath of aedeagus from 
ventral aspect ; 7B, dorsal aspect of ninth and tenth 
tergites. 
Fig. 8. Polycentropus halidus, lateral aspect. 
Fig. 9. Polycentropus variegatus, lateral aspect; 9A, lateral aspect of 
aedeagus. 
