THE CHROMIS PATER-FAMILIAS. 



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mouth. Here they remain in great number, pressed against one 

 another like the seeds of a pomegranate. The animal's mouth becomes 

 so distended by the presence of this numerous progeny that actually 

 the jaws cannot meet. The cheeks are swollen and the animal pre- 



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sents the strangest aspect. Some of the young, arrived at the perfect 

 state, continue to live in the gills. All have the head directed toward 

 the buccal opening of the father, the protecting cavity of which we 

 have not seen them leave even for a moment. Though so numerous. 



