CLASS XIV. ORDER II. 434 
or oval. In infusions of hay and of some other 
vegetables. 
Bursaria, worm very simple, membranaceous, 
hollow. In marshes. 
EncuHELis, worm invisible te the naked eye, 
very simple, cylindrical. In water long kept. 
Bacixvaria, (straw-thread,) body consisting of 
cylindrical straw like filaments, placed parallel to 
each other, and frequently changing their position. 
In the ulva latissima. 
Monas, (jelly-points,) worms invisible to the 
naked eye, most simple, pellucid, resembling a 
point. Smallest of all animalcule yet discovered. 
In sea-water long kept, in fetid infusions of pears, 
in most animal and. vegetable infusions, and in 
clear pure water. 
Votvox, (globe jellies,) worm invisible to the | 
naked eye, simple, pellucid, spherical. In com- 
mon water and in vegetable infusions, 
