20 
I give it the name of Loxosoma Nitschei after the able German 
student of the Genus Loxosoma, Professor Nitsche of Leipsic. 
Of the internal organs I could only distinguish the ovaries and 
the under portion of the digestive apparatus (gizzard ?). 
Height about 0,15 mm. 
Locality ? 
Habitat: On Menipea ternata. 
Dordrecht, November 24%, 1881. 
EXPLANATION OF THE FIGURES. 
Fig. 1. Zooecia of Menipea ternata var. gracilis Smitt. 
a. ventral surface. 
b. dorsal » 
@. aperture. 
o. operculum. 
ß. lateral avicularia. 
Fig. 2. Zooecia of Eschara solida, showing the origin of a tubular fibre (a) 
from the membranous covering of a cell (b). 
Fig. 3. Two different forms of the zoarium of Eschara solida. 
Fig. 4. Loxosoma Nitschei. 
a. frontside, tentacular crown visible. 
b. dorsal surface. 
Fig. 5. The same. Specimen bearing a lateral bud. 
ee - 
