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PLATE IV 



Figs, i, 3, Chelophyes appendiculata. From the surface plankton at 

 Villefranche, X25. The left hydroecial wing of the separated 

 gonophore lies to the left under the right wing (out of focus). 



Fig. 2, Vogtia glabra. Larva taken at Villefranche by Dr Tregouboff, 

 x 20. For explanation see legend to Text-fig. 33. 



Figs. 4, 5, 8, Forskalia edwardsii. Species with the yellow spot on the 



^relum, showing the helically coiled stem; photographed alive in the 



laboratory of the Station Zoologique at Villefranche. x %, x \, x\. 



Tigs. 6, 7, Rosacea cymbiformis. Photographed alive in the laboratory of 

 the Station Zoologique at Villefranche to show the extended stem 

 id the eudoxids. x J. 



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