74 EOBEET SOHARFF. 



Fig. 8. — Intra-ovarian ovum of Trigla gurnardus. (Zeiss D 3 .) 

 n.f. Nuclear figure, z. Zona radiata. zo. Zonoid layer, f. Follicle. 



Fig. 9. — Nucleus of intra-ovarian ovum of Trigla gurnardus. (Zeiss 

 F 4 .) n'. Nucleoli. N l . Old nucleus, n.f. Nuclear figure. 



Fig. 10. — Yolk-spherules (Trigla gurnardus). (Zeiss D 4 .) 



Fig. 11. — Yolk-spherules (Lophius piscatorius), (Zeiss D 3 .) 



Fig. 12. — Nucleus of nearly ripe ovum of Trigla gurnardus. (Zeiss 

 D 3 .) N. Nucleus, n'. Nucleoli, va. Vacuole. 



Fig. 13. — Middle-sized egg of Trigla gurnardus. (Zeiss D 3 .) z. 

 Zona. zo. Zonoid layer, i. m. Internal membrane. 



Fig. 14. — Intra-ovarian ovum of Trigla gurnardus nearly ripe. (Zeiss 

 D 3 .) z. Zone radiata. zo. Zonoid layer, f. Follicle, y. sp. Yolk-spherules. 



Fig. 15. —Intra-ovarian ovum of Blennius pholis. (Zeiss D 3 ,) f. 

 Follicle, i. s. Interstitial substance, c. p. Circular portion filled with viscid 

 matter, z. Zona radiata. 



Fig. 16.— Follicular cells of Trigla gurnardus (seen from above). 

 (Zeiss D 3 .) 



Fig. 17. — Follicular cells of Blennius pholis (seen from above). 

 (Zeiss D 3 .) 



