122 UP AND DOWN THE BROOKS. 



the sort of man who could be deceived by the 

 imitation-insects said to be manufactured by de- 

 ceptive bug-dealers for the cheating of the un- 

 learned purchaser. 



Among the more minute inhabitants of this 

 brook are the entomostracans, known as Water- 

 fleas, CypriS) Cyclops, etc. In a small puddle 

 containing two or three teacupfuls of water you 

 will see swarms, hundreds of 

 Cyprides in their two-pieced 

 horny shells. Cypris is ex- 

 tremely lively in the water, 

 but take him out and put him 



Cypris unifasciata. Qn a glasg slide in a drop Q f 



water and he usually keeps those finely-fringed 

 antennae and feet inside his shell where the would- 

 be see-er cannot look at 

 them. Occasionally, how- 

 ever, he protrudes them, 

 and whirls around at a 

 great rate, demanding to 

 be put back into the wa- 

 ter where it is deep 

 enough for him to swim. 



There is nothing that 

 will make the wrinkles 

 Cyclops communis. come more q u i c kly than 



daily squinting at such creatures as these. They 

 are so small, and yet one wants to see their 

 swimming feats, and continually puts one's eyes 



