‘ee 
oA te YU. 
VORTICELLA LUNARIS. 
GENERIC CHARACTER. 
A worm capable of contracting or extending itfelf, naked, with 
rotatory cilia. 
SPECIFIC CHARACTER. 
Simple, hemifpherical, with a twifted pedicle. 
SE TLE LL RS 
«« The fmall head of this animalculum is crater-form, the margin 
of the orifice protuberant, ciliated on both fides, the hairs undula- 
ting, the pedicle eight or ten times the length of the body. As 
often as the mouth is opened, the pedicle extends itfelf; when it 
is fhut, this is twifted up {pirally, and their motions are often reite- 
rated in a fhort fpace. 
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Picat, the head, expanded. 
‘* the undulated edge.” 
Miller. Ani. Inf. 
Fic. 2. when fhut.———_FicG, ee 
Adams's Effays on the Microfcope. 
Fic. 4. found in infufions of hay, and is called Trichoda Uvula. 
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