THE INSECT FAUNA OF THE ISLE OF MAY 89 



September and October of the present year on the May 

 Island. Since many of the specimens were captured at the 

 lantern of the lighthouse, it may be of interest to put the 

 whole of the species on record. 



Of LEPIDOPTERA the following species were obtained : 

 Xylophasia polyodon, L. three at lantern, 9th September ; 

 two at lantern, loth September; one during day, I3th 

 September. Triphcsna pronuba, L. one at lantern, 9th 

 September; three at lantern, roth September; one at lan- 

 tern, 2 /th September. Mamestra brassiccz, one at lantern, 

 9th September. Cerastis vaccinii, L. one at lantern, 9th 

 September. Apamea unanimis, Tr. one at lantern, loth 

 September. Leucania pattens, L. one at lantern, loth Sep- 

 tember. Orthosia lunosa, Haw. five at lantern, loth Sep- 

 tember ; one at lantern, I ith September. Orthosia macilenta, 

 Hb. one at lantern, 26th September. Charceas graminis, 

 Linn. one at lantern, roth September ; one at lantern, 

 i ith September ; one during day, /th October. Agrotis 

 nigricans, Linn. one at lantern, loth September. Plusia 

 gamma, Linn. one at lantern, iith September; one at 

 lantern, 26th September ; one at lantern, 6th October. 

 Oporabia dilutata, Schiff. one at lantern, 23rd September. 

 Cidaria testata, L. two at lantern, 23rd September. Several 

 other Moths were taken, but these are too much damaged to 

 be determined ; on I4th September larv?e were found (on 

 cabbage) of Triphana pronuba, Linn., and Hadena oleracea, 

 Linn., and on the I9th a small Tortricid Moth (undeter- 

 mined). 



The COLEOPTERA include Geotrupes stercorariiis, Linn. 

 two specimens, loth September; one on I7th September, 

 and one on 1 9th September. Aplwdius contaminatus, Hbst. 

 -one on i/th September; Serica brunnea, Linn. one 

 specimen taken at lantern, loth September; Harpalus rufi- 

 cornis, Fab. one, I4th September ; and Pristonychus terri- 

 cola, Hbst. one specimen, I9th September. 



The four HYMENOPTERA captured comprise a number of 

 Ants (males, females, and workers) belonging, I believe, to 

 the mixtus race of Lasius umbratus, Nyl., taken on loth, 

 i ith, and 2 7th September and 3rd October; also two 



