94 HALF AN HOUR WITH CORALLINES. 



what heart-shaped, and are generally arranged in 

 rpws. The female capsules are larger, and usually 

 much lacerated at the mouth. It is not so common 

 a species as the others, but, like them, lives in 

 tolerably deep water, anchored to shells, &c. D. 

 attenuata resembles the " Lily Coralline," but is of 

 much firmer texture, so that the cells do not shrivel 

 in drying. The capsules also have strong spines 



Fie. 45. 



Diphasia rosacea, magnified, a. calycles ; 6. male capsule ; 

 c. female capsule. 



at the apex, with six longitudinal ridges. Like the 

 "Lily Coralline," it is usually parasitic on other 

 zoophytes. D. fallax has a feathery appearance, 

 and usually bears a number of curled tendrils. The 

 stems are thick and dark coloured, the calycles, or 

 cells, are tubular and diverging, and the capsules of 

 an elongate shape, surmounted, by four strong spines. 



