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Show 268 MR. ABRAHAM ON ANTHOBRANCHIATE MOLLUSCA. [Mar. 6, EXPLANATION OF T H E PLATES. [The mantle-spicules and the spines of the odontophores are as seen under a Smith and Beck's §-inch objective: the other figures, with the exception ot D. hepatica, are of the natural size.] PLATE XXVII. Fig. 1. Doris coriacea, dorsal aspect. 2. , ventral aspect. 3' , three spines of the odontophore. 4. . , mantle-spicules. 5_ inframaculata, dorsal aspect. gt , ventral aspect. 7! , three spines of odontophore. 8. infrancevata, ventral aspect. 9. tabulata, dorsal aspect. 10. subtumida, dorsal aspect. 11, , anterior part of ventral surface. PLATE XXVIII. Fig. 1. Doris mabilla, dorsal aspect. 2. , part of ventral aspect. 3. , three spines of odontophore. 4. , mantle-spicules. 5. vestita, dorso-lateral view. 6. , ventral view. 7. stragulata, dorsal aspect. 8. - , ventral aspect. 9. hepcitica, dorsal aspect, \ diameter. 10. speciosa, dorsal view. 11. , ventral view. 12. murrea, dorsal aspect. 13. , ventral aspect. 14. , three spines of odontophore. PLATE XXIX. Fig. 1. Doris granulosa, dorsal aspect. 2. , ventral aspect. 3. , spines of odontophore. 4. longula, dorsal aspect. 5. , ventral aspect. 6. muscula, dorsal aspect. 7. , ventral aspect. 8. analampulla, dorsal aspect. 9. , ventral aspect. 10. , branchial and anal apparatus, enlarged. 11. • cucullata, dorsal aspect. 12. • , ventral aspect. 13. labifcra, dorsal aspect. 14. , ventral aspect. 15. lanuginata, dorso-lateral view. 16. , anterior view of ventral surface. 17. , mantle-spicules. 18. pustulata, latero-dorsal view. 19. , ventral aspect. 20. Doridopsis mammosa, dorsal aspect. 21. , anterior part of ventral aspect. 22. fxdata, lateral view. 23. variata, dorsal aspect. 24. - , ventral aspect. |