Figs. 
1-4. 
Roy 4 
6, 7. 
10. 
PLATE X. 
Vampyrella lateritia (Fresen.) Leidy. (p. 96) 
Ordinary form. Marshy pools, Cheshire. x 300. Fig. 1. 
—Showing capitate and pseudopodal rays. Fig. 2.— 
The same individual attached to a Conferva filament. 
Fig. 3.—The filament broken at a joint, one cell 
being emptied of its chlorophyl. Fig. 4.—After two 
cells have been cleared, showing the position in 
which the cells were left. 
Liberation of a sporozoon, the pseudopodia of which are 
sharply pointed. x 300. 
Two views of the same sporozoon after complete separa- 
tion, exhibiting amoeboid movements and containing 
a vacuole and an apparent nucleus. (The further 
development could not be traced.) x 300. 
. A peculiar condition, the body covered with a mass of 
external vesicles (some pedunculated). Dunham 
Marsh, Cheshire. x 450. 
An individual with two pulsating vesicles, fine radial 
filaments, and numerous short irregularly-crowded 
pseudopodia in place of capitate rays. Barking, 
Essex. x 450. 
An individual at rest, after attacking a Conferva fila- 
ment and absorbing the chlorophyl of one segment. 
Epping Forest. x 300. 
