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BP deeA’T Bow Kk SMV, 
FoI-G. I. 
TRICHODA COMET a. 
GENERIC CHARACTER. 
An invifible, pellucid, hairy Worm. 
SPECIFIC CHARACTER. 
Spherical, the fore part hairy, with an appendant globule. 
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TRICHODA LONGICAUDA. 
SPECIFIC CHARACTER. 
Cylindrical, the firft part truncated, and fet with hairs. 
The tail 
long, with two joints, and terminated by two briftles, 
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ee 
VORTICELLA TROCHIFORMIS NIGRA. 
GENERIC CHARACTER, 
A Worm, capable of contracting or extending itfelf, naked, with 
Totatory cilia. 
SPECIFIC CHARACTER, 
Top-fhaped black vorticella, 
ae = This 
