PLATE XII 



Abyla trigona Quoy and Gaimard, syntypes 



(Musee d'Histoire Naturelle, Paris) 



Figs. 1-4. One of the anterior nectophores. 



Figs. 5-7. A second anterior nectophore. 



Figs. 8-10. A posterior nectophore. Fig. 8 by transmitted light, 

 figs. 9-10 by reflected light. 



