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Psysostegania pustularia Guen., bluish green, light striped spanworm, y 2 in. 



Harrington. Ent. Soc. Ont. 17th Rep't, p. 27 

 Lycia cognataria Guen., brown, black specked spanworm, \)A in. Pack. p. 638. 



Elm, hazel, honey-locust, willow, larch 

 Eutrapela alciphearia Walk., brown, gray marked, angulate spanworm. Psyche, 



8:395 ' 

 Eutrapela kentaria Grote, oak, beech, linden, birch. Pack. p. 405 

 Euchlaena serrata Dru., brown mottled, black marked, spined spanworm. Psyche, 



9: 130 



Phigalia titea Cram., elm, birch. Ent. Am. 3:49 



Anagoga pulveraria Linn., gray, black marked, humped spanworm. Pack. p. 638. 



Beech, hazel, willow 

 Azelina ancetaria Hiibn. Ent. Am. 3:47. Cherry 



Sisyrosea inornata Gr. & Rob., elliptic, flattened, green, red and yellow slug cater- 

 pillar ; hickory, wild cherry. Dyar. Can. Ent. 21 : 77 



Lithacodes fasciola H.-S., yellowish green, white slug caterpillar, y> in. ; oak, 

 hickory, chestnut, beech, hop-hornbeam, linden, cherry, dogwood, birch. Dyar. 

 N. Y. Ent. Soc. Jour. 5:1. 



Platynota flavedana Clem., sassafras, rose. Am. Ent. Soc. Trans. 10:22 



Pandemis lamprosana Rob. Pack. p. 408 



Lithocolletes aceriella Clem., brown headed, yellowish miner. Pack. p. 409 

 Lithocolletes clemensella Chamb., mine and larva closely resembles that of L. 



lucidicostella Clem. Can. Ent. 11 : 91 

 Lithocolletes lucidicostella Clem., brown headed, pale green miner. Pack. p. 410 

 Incurvaria acerifoliella Fitch, round holes in leaves. Fitch. 2d Rep't, p. 269 



Leaf mutilators 

 Megachile optiva Cress., leaf cutter. Pack. p. 410 



Cecidomyia aceris Shim., larvae in curled, contorted leaves. Am. Ent. Soc. Trans. 

 1 :28i 



Sucking insects 



Lygus monachus Uhler. Pack. p. 420. Alder 



Poecilocapsus goniphorus Say. Pack. 



Psylla annulata Fitch. Ent. Soc. Ont. 17th Rep't, p. 33 



Pemphigus aceris Mon., aphid on underside of limbs. Can. Ent. 14: 16 



Aleurodes aceris Forbes, white, chocolate marked, y 10 in. Pack. p. 422 



Aspidiotus comstockii John. Fern. Coccidae, p. 254 



Aspidiotus rapax Comst., walnut, willow, birch, Cottonwood. Fern. Coccidae, 

 p. 276 



Eulecanium cerasifex Fitch, oak, ash, apple, pear, plum, cherry, peach. Fern. 



Coccidae. p. 184 

 Chrysomphalus tenebricosus Comst. Fern. Coccidae, p. 294 



BOX ELDER 



Insects 



Xylina grotei Riley. Pack. 



Gracilaria negundella Chamb., leaf roller. Psyche, 3:66 

 Cecidomyia negundinis Gill., terminal bud gall. Psyche, 5 : 392 



