PLATE XII. 



Fig. 1. Newly hatched larval Rockling, Onos imistela. G. Brook. 



2. Advanced larval ditto. May 11, 1890. E. E. Prince. 



3. Post-larval ditto, 6 mm. E. E. Prince. 



4. Post-larval ditto, older stage, 10 mm. E. E. Prince. 



5. Larval Sand-eel, oblique ventral view. W. C. M. 



6. Late larval Lesser Sand-eel, Ammodytes tohianus. E. E. Prince. 



7. Post-larval ditto. A. T. M. 



8. Post-larval ditto (pelagic), later stage. A. T. M. 



9. Young ditto, littoral stage. A. T. M. 



10. Young Halibut, Hippogloasus vulgaris, 32 mm., pelagic stage. 



C. J. Petersen. 



11. Larval Long- Bough Dab, Drepanopsetta Kmandoiden. April 4, 



1895. W. C. M. 



12. Young ditto, 11 mm. long. E. W. Holt. 



13. Young ditto, 13-87 mm. long. E. W. Holt. 



