316 Mr. F. W. Frohawk on the larva of Lycaena arion. 



in finding arion larvae in the great number oi flava nests 

 I have from time to time searched in the Cornish habitat 

 of this butterfly, although L. avion in a wald state freely 

 deposits on the thyme growing on the nest mounds of 

 this small yellow ant. 



Explanation of Plates L, LI. 



Plate L. Myrmica laevinodis and larva of Lycaena arion. 



A. Larva in normal attitude. 



B. Larva hunched ready to be carried. 

 Myrmica laevinodis about to seize larva. 



(After rough sketches from life, 6.30 p.m. August 13, 1915.) 



Plate LI. 



Myrmica laevinodis carrying larva to its nest. 



(After rough sketch from life, 1L30 a.m., August 14, 1915.) 



