218 



Part III. — Sixteenth Annual Report 



EXPLANATION OF PLATES. 

 Plate VIIL 



Fig. 1. C/raiioscopns .scaber, Head of Embryo. 15/6/96. 

 Fig. 2. Egg of Haddock {Gadus ieglefinm). I^l^j^l. 

 Fig. 3. Larva— Species No. 6, Ova of Murtenidtt, RatFaolc. 22/8/95. 

 Fig. 4. Egg of Anchovy {Engraulis Encrasicholus). 26/5/96. 

 Fig. 5. Species No. 6, Ova of Mimniidit^, Raff. ; same Egg as Fig. 3. 24/8/95. 

 Fig. 6. Egg of Anchovy {Engraidis Encrasicholus). 3/6/96. Shows processes 

 from the periblast. 



Fig. 7. Egg measuring •94mm. in diam., having an oil-glob. 'IQmm. in diam. ; 



l)robably Egg of Merluccius vulgaris (Hake). 13/6/96. 

 Fig. 8. Egg of Anchovy. 22/4/96. 



Fig. 9. Egg measuring •98nim. in diam. ; probably Egg of Pleurouectes italicus. 

 Fig. 10. Larva of Species No. 3 {Coryphrena ?\ Raffaele. 10/6/96. 

 Fig. 11. Same Egg as Figs. 3 and 5. 26/8/95. 

 Fig. 12. Same Egg as Fig. 3, 



Fig. 13. Egg of Species No. 9 (Ova of Muramidoi). Uj^l^^. 

 Fig. 14. Same Egg as Fig. 3. 23/8/95. 



Fig. 15. Egg of Mitgil (/) Species, measuring •91mm. in diam,, with posterior 

 oil-globule 'ISmm. in diam. 



Plate IX. 



Fig. 16. Larva of Whiting {Gadus merlangus), anal region. 29/4/97. 

 Fig. 17. Larva of Whiting, anal region. 29/4/97. 

 Fig. 18. Same Egg as Fig. 13. 12/8/95. 

 Fig. 19. Egg of Anchovy. 28/5/96. 



Fig. 20. Heaid o( Emhryo of Flsiice {Pleurouectes platessa). 30/4/97. 



Fig. 21. E^g of Lessev Weevev {Trachinus vipera). 5/4/96. 



Fig. 22. Egg of Anchovy. 8/6/96. 



Fig. 23. Egg of Trachinus vipera. 3/4/96. 



Fig. 24. Egg of Trachinus vipera. i/ijQG. 



Fig. 25. Larva of Anchovy (tail region). 19/6/96. 



Fig. 26. Larva of Anchovy. 30/5/96. 



Fig. 27. Larva of Species No, 6 (Ova of Manvnidcc). 2^/8/95. 



LETTERS USED. 



a, anus ; aa, aortic arch ; bl, urinary bladder ; bs, aisopliageal pouch {borsa 

 stomacale) ; hv, branchial vein ; c, cilia, c Fig. 19, masses of granules ; ca, carotid 

 artery ; cd^ caudal artery ; cv, caudal vein ; da, dorsal aorta ; dc, ductus cuvieri ; 

 /, furrow on yolk at mouth of caudal vein ; g, gut ; gb, gall bladder ; gr, granules ; 

 grr?;, grooves ; 7i^, heart; ./v, jugular vein ; Z, lacuna, la, branchial vein; li, liver; 

 Ip^ lateral pa{)illa (" lateral sense-organ ") ; mf, marginal fin; ns, subneural space; 

 oa, ocular artery ; og, oil-globule ; ov, ocular vein ; p, process ; pb, periblast ; 

 pc, pericardium ; pe, posterior end of yolk ; pf, pectoral filament ; jwoa, pre-opercular 

 aperture ; sg, segmental duct ; sv, sinus venosus ; va, vd, opening of jugular vein ; 

 vv, vertebral vein ; y, yk, yolk ; yks, yolk-sac. 



