Mayeb. — Western Atlantic Medusae. 



PLATE 4. 



Fig. 10. Oceania carolinae, nov. sp. Side view of proboscis and radial canal. 



Fig. 11. Oceania carolinae, nov. sp. View of bell margin. 



Fig. 12. Oceania singularis, nov. sp. 



Fig. 13. Oceania singularis. View of bell margin. 



Fig. 14. Bougainvillia Gibbsi, nov. sp. Mature medusa. 



Fig. 15. Bougainvillia Gibbsi, nov. sp. Young medusa. 



