THE ENTOMOLOGIST. 



Vol. LI.] 



MAECH, 1918, 



[No. 658 



A NEW SPECIES OF MYZUS FEOM THE THISTLE. 



By Maud D. Haviland. 



In the autumn of 1916, Mi;. Oswald Latter, of Charterhouse, 

 sent me a number of Pemphigus lactncarius, taken from the 

 thistle at Godalming. Among them was a single example of 



another aphid, which is regarded by Mr. Theobald, who has 

 kindly examined it, as a new species of Mi/ziis. 



As the specimen had been in spirit for some time before it 

 was discovered, the normal body colour is uncertain, though 

 probably it is pale green or yellow. 



The chief characters are as follow : 



Apterous. Oval. Length = 1-,10 mm. Breadth of abdomen 

 = 0-60 mm. Whole body studded dorsally wath clavate hairs, 

 which are also scattered, though more sparsely, over the legs and 

 two proximal joints of the antennae. Two tubercles on the "frontal 



ENTOM. — MARCH, 1918. F 



