PLATE X. 
Fig. 1. Dorsal view of Polynoe iphionoides, 
Enlarged. 
Fig. 2. Head and anterior region of tlie same. From tlie dorsal 
aspect, ..... Still further enlarged. 
Fig. 3. Dorsal aspect of a male Polynoe pustulata. The specimen has 
somewhat lax scales in front. Anteriorly are the two palpi 
and the two tentacular cirri, . . . * . 
Enlarged. 
Fig. 4. Dorsal view of Lepidonotus gymnonotus, 
Enlarged. 
Fig. 5. Anterior end of Eunoa opalina. From the dorsal aspect, . 
Enlarged. 
