JOURNAL OF MICROSCOPICAL SCIENCE. 
DESCRIPTION OF PLATE IX, 
Illustrating Dr. E. Perceval Wright’s paper on Hartea. 
Fig. 
1.—Hartea elegans, fully expanded and greatly enlarged; ‘a’, basal por- 
tion, thickly studded with spicula (vide fig. 4); ‘4’, the swollen 
bases of the tentacles, crowded with elongated spicula (vide fig. 3). 
2.—The same, twice the size of life, tentacles contracted. 
3.—S8piculum from base of tentacle. 
4.-—Spiculum from base of the polype. 
N.B.—'he shell represented in fig. 1 is drawn from the imagination of 
the artist, as, in the examination of the specimens, they became detached from 
the Cardium Norvegicum. 
