FROM THE CAPE OF GOOD HOPE. 267 



EXPLANATION OF THE PLATES. 

 Plate 13. 



1. Euphrosyne capensis. Anterior end from below, showing the tori buccales. X 8. 



2. Same. Ventral surface of prostomium, enlarged to show the anterior pair of eyes, with the 



minute parophthalmic tentacles. 



3. Same. Anterior end from above, showing the caruncle, x 8. 



4. Lepidonotus clava semitectus. Anterior end from above ; the first two pairs of elytra have 



been removed, x 8. 



5. Polynoe scolopendrina. Anterior end from above, x 8. 



6. Hemilepidia erythrotania. Anterior end from above, x 8. 



7. Parmensis capensis. Anterior end from above, x 8. 



8. Same. Head from the right side. 



9. Neanthes latipalpa. Anterior end from above, x 4. 



10. Neanthes capensis. Anterior end from above, x 8. 



11. Mastigoncreis operta. Anterior end from above; in the extruded pharynx the paragnaths of 



group V are irregular ; the tentacular cirri are rather abnormal, x 4. 



12. Same. Epitokous phase ; eyes enlarged and contiguous. X 4. 



13. Perinereis mendax. Anterior end from above. x 4. 



14. Platynereis striata. Anterior end from above, x 8. 



15. Marphysa sunyumea hwmasoma. Anterior end from above, x 3. 



16. Marphysa capensis. Anterior end from above. x 2. ^ 



17. Marphysa Purcellana. Anterior end from above. x 3. 



18. Lysidice capensis. Anterior end from above, x 2. 



19. Maclovia irico/or capensis. Anterior end from above, x 4. 



20. Same. In a state of protraction, x 4. 



21. Lumbriconerets coccinea. Anterior end from above. X 4. 



22. Limibriconereis nardonis. Anterior end from above. X 4. 



23. Lipobranchus capensis. Anterior end from above, x 15. 



24. Same. Anterior end from below, x 15. 



25. Polynoe scolopendrina. Ventral setje : A, superior ; C, inferior. x 130. 



26. Hemilepidia ez-ythrotrenia. Corresponding setse. x 130. 



27. Parmenis capensis. Foot from an elytra-bearing segment, x 20. 



28. Same. Tip of a ventral seta. 



29. Same. Portion of an clvtron. 



Pr.ATi: 14. 



Fig. 1. Neanthes latipalpa. Eighth foot of right side, x 2'>. 



2. Same. Seventy-third foot of right side. x 2(). 

 Figs. 2 a k b. Details of ventral setic. 



N.B. — The few setie represented in the feet are designed to illustrate the distribution of 

 the homogomph and heterogoniph varieties. 

 Fig. 3. Perinereis mendax. Thirty-ninth foot of right side during commencing epitoky. X 24. 

 SECOND SERIES. — ZOOLOGY, VOL. IX. 37 



