THE ENTOMOLOGIST. 



No. 158.] 



AUGUST, MDCCCLXXVI. [Puice Od. 



Aijrotis Irilici and Agrolin aqiiiliiia. 



^ 



Fi<'. 1. — A(ir,(iTis Turrici. 





Fi"'. 2. — Aui;oTi> aijuiuna. 



As there is ofien some little difficulty in identifying these 

 two species, I think it desirable to point out the difference, 

 with the aid of the above figures. 



Agrotis tiitici usually appears a few days before its ally; 

 and, although not invariably the case, it is generally more 

 littoral in its habitat; for lliough frequently found with 

 Agrotis aquilina inland, the latter is seldom found in the 

 same numbers near the coast. In fact, A. aquilina is a 

 more scarce species, and I have never found it in large 

 numbers in any locality ; whereas A. tritici may usually be 



VOL. IX. z 



