Fig. 
bt fe 
Ee © 
12. 
13. 
14. 
15. 
16. 
17. 
Key 
19. 
20. 
PLATE LVI. 
Dactylopus flavus. 
. Adult male. 
. Anterior antenna, female. 
. Anterior antenna, male. 
Second foot-jaw. 
. First foot, female. 
. First foot, male. 
. Third foot. 
. Fifth foot, female. 
. Fifth foot, male. 
. Tail of female. 
. Tail of male. 
Dactylopus tenwremis. 
Anterior antenna. 
Inner branch of posterior antenna. 
Mandible and palp. 
Second foot-jaw. 
First foot. 
Fifth foot. 
One of the tail segments. 
Metridia armata. 
End of right anterior antenna of male. 
Inner branch of second foot of male. 
