128 EXPLANATION OF PLATER. 



Figs. 4 10, Cynthia molguloides, n. sp. 



Fig. 4. Cynthia molguloides, n. sp., from the right side, nat. size. 



Fig. 5. The same, test removed, nat. size. 



Fig. 6. Part of branchial sac. S. 1. 



Fig. 7. The dorsal languets. S. 1. 



Fig. 8. The dorsal tubercle, enlarged with lens. 



Fig. 9. Alimentary canal and left gonad, a little enlarged. 



Fig. 10. The right gonad, a little enlarged. 



PLATE CYN. VIII. 



Fig. 1. Cynthia solanoides, n. sp., right side, nat. size. 



Fig. 2. Some of the small tentacles on the test at the inner end of the 



branchial siphon. S. 1. 

 Fig. 3. Some of the spines on the test near the outer end of the branchial 



siphon. S. ^. 



Fig. 4. Part of a section of the test showing vessels. S. 1. 

 Fig. 5. The body with the test removed, nat. size. 

 Fig. 6. Part of the branchial sac from the inside. S. 1. 

 Fig. 7. The dorsal tubercle, a little enlarged. 



PLATE CYN. IX. 



Fig. 1. Cynthia multiradicata, n. sp., from left side, attached to a large 



Styela Whiteleggii, n. sp., nat. size. 

 Fig. 2. Part of branchial sac from inside. S. 1, 

 Fig. 3. Dorsal tubercle, enlarged with lens. 

 Fig. 4. Dorsal languets. S. 1. 

 Fig. 5. The spines in lining of branchial siphon. S. ^. 



a, in situ ; b, a spine isolated ; c, in profile. 

 Fig. 6-. Cynthia crinitisteliata, n. sp., branchial aperture, slightly 



enlarged. 

 Fig. 7. Stellate hairs on the test of Cynthia crinitislellatat, in profile. 



S. 1. 



PLATE CYN. X. 



Fig. 1. Cynthia spinifera, n. sp., from right side, nat. size. 



Fig. 2. The same from posterior end, to show base of attachment. 



Fig. 3. Body after removal of test, nat. size. 



Fig. 4. Part of branchial sac, from inside. S. 1. 



Fig. 5. Dorsal tubercle. 



Figs. G, 7, and 8. Branched spines from the surface of the test, S. 1. 



