Mayer. — Tortugas Medusae. 



PLATE 20. 



Fig. 50. Laodicea neptuna, nov. sp. View of tentacle and ocellus. 



Fig. 51. " " Side view of mature medusa. 



Fig. 52. " " Ural view of mature medusa. 



Fig. 53. Oceania discoida, nov. sp. Side view of mature medusa. 



Fig. 54. " " Side view of young medusa. 



Fig. 55. " " Oral view of bell margin of a young medusa. 



