Mayer. — Tortugas Medusae. 



PLATE 27. 



Fig. 89. Sphaeronectes gracilis, Haeckel. (c) connecting canal, (/) phyllocyst, (/>) 



feeding-polypi te, (0 tentacle. 

 Fig. 90. Chunia capillaria, nov. gen. et sp. 

 Fig. 91. Bolina vitrea, L. Agassiz. Mature animal. 

 Fig. 92. Bolina vitrea, L. Agassiz. View of apical sense-organ, (c) gastric cilia; 



(/) funnel ; (mu) " nauscle " fibres. 



