THE MICROSCOPE. 



N1A.Y, 1895. 



Number 29. 



New Series. 



Objects Seen Under the Microscope. 



By chrysanthemum. 



XXIII. — Red Spider (G-amasus telarina). 



This little spider is found on rose-bushes and is so 

 small as to be seen with difficulty without the aid of a 

 glass. Its presence is detected by the sickly, yellowish 

 and mottled appearance of the leaves. If the under side 

 of one of these leaves be examined a minute silken web 

 will be found. 



Examine carefully any little red or yellow spot on or 

 near this and by touching it with a dissecting needle 

 perhaps one of the spiders may be seen running about. 

 Try and induce it to run upon a slide or cover-glass. 

 This is a difficult thing to do as its feet are not made to 

 walk on smooth surfaces, but with a little patience and 

 the aid of a dissecting needle it can be accomplished. 

 To kill them, proceed as with the Aphis, (see Mar. No.) 

 but more alcohol is required, or coal oil may be used. 

 This requires some time to evaporate. Gfreat care must 



