IQ2 SILK 



ignorance and eat certain foods, or food 

 insufficiently cooked, thereby incurring dis- 

 tressing consequences. 



The scolex, then, is but one stage in the 

 life of a Taenia. The Cysticercus is another, 

 equivalent to the larval condition. In this 

 form it occurs in the cellular tissue of the 

 pig, and produces the disorder known as 

 1 measly pork.' It is also found in the ape, 

 dog, ox, rat, &c. 



When in large numbers, as in the Csenurus 

 stage, it appears in the brain of the sheep, 

 and causes the disorder known as 'staggers.' 



A long account of this uninviting subject is 

 to be found in Rymer Jones's Animal Kingdom. 



The original photo-micrograph (Fig. 64) 

 shows an amplification of 550 diameters; the 

 focal distance was 50 inches; an eye-piece of 

 5 diameters, and a J-inch objective were used. 



Silk. 



It is not necessary to say much about 

 silk. Every one knows how it is produced, 



