44 Annals of the Carnegie Museum. 



911. Euchaetias oregonensis Stretch. 



Pittsburgh, June 11 (Marloff) ; May 28 (Krautwurm) ; Allegheny 

 (Meyer). 

 919. Halisidota tessellaris Smith & Abbot. 



June 4-July 23. Common. The moth in its season occurs abun- 

 dantly on the blossoms of milkweed in the early evening, and the 

 larva is a general feeder on deciduous plants. 



922. Halisidota maculata Harris. 

 Pittsburgh, June i, 1896 (Friday). 



923. Halisidota caryae Harris. 



May i8-June 20. Common at light in extensive forests. The 

 larvae prefer hickory and walnut, but occur on numerous other plants. 



Family AGARISTID^. 



949. Alypia octomaculata Fabricius. 



May 25-June 19; July 2-August 5. Common. Foodplants : Vir- 

 ginia-creeper, wild and cultivated grape, and very common on Boston 

 ivy {^Ampelopsis veitchi'). 



Family NOCTUID^. 



Subfamily Noctuin^. 



961. Demas propinquilinea Grote. 



New Brighton, April 12-24 (Merrick); Pittsburgh, April 20-26 

 (Krautwurm). 



962. Demas flavicornis Smith. 



New Brighton, April 24-May 6; July 23 (Merrick). 

 964. Charadra deridens Guenee. 



April 29-May 20 ; July 4-August 5. Well distributed, but not 

 abundant. 

 968. Raphia frater Grote. 



New Brighton, July 6-August 6 (Merrick). 



971. Apatela rubricoma Guenee. 



May 13-22 ; July 18-26. Rare. Mr. Krautwurm has reared the 

 larva on elm. 



972. Apatela americana Harris. 



May i8-June 17; July 19-27. Common. Foodplants: maple, 

 linden, witch-hazel, oak, locust. 

 983. Apatela populi Riley. 



May 24-June 12. Common. Larva feeds on species of poplar. 



