128 THE WORLD OF THE SEA. 
movement, turning over with great activity ; the one was the egg, 
the other the larva. These creatures bear their young, not zon 
their arms, but zz their arms. The larve generally pass from the 
tentacles into the stomach, and are afterwards, at a further stage 
of their development, ejected from the mouth with the refuse of 
their food. What a wonderful formation! The larve are in the 
stomach with the digesting food, and yet are themselves uninjured. 
THE BIRTH OF THE ANEMONE. 
(Actinia eguina.) 
The Daisy Anemones in the Zoological Gardens of Paris fre- 
quently throw up little embryos, which are dispersed, and attach 
themselves to various parts of the aquarium, and gradually become 
miniature anemones, exactly like the parent. An actinia, which 
had taken a very copious repast, ejected a portion of it twenty-four 
hours later, and in the middle of the ejected food were found 
thirty-eight young individuals. The lower class of animals have, 
in fact, as the general basis of their organisation, a sack with a 
single opening, which serves a great variety of uses; it receives 
