INSECTS AFFECTING PARK AND WOODLAND TREES 72 1 



Silvanus bidentatus Fabr.. light brown, flat. ' ',o '"•• under dead bark. Pack. p. 344. 



Elm 

 Hydnocera unifasciata Say. Ent. Am. 6:15; 

 Stenopsis argenteomaculatus Harr., large, naked caterpillar. Pack. p. 346. Oak, 



maple, willow, poplar, alder 



Leaf feeders 



Cercopeus chrysorhoeus Say. Ins. N. J. p. 341 



Plocamus hispidulus Lee. U. S. Div. Ent. Bui. 7. n. s. p. 72. Locust 



Apatela lithospila Grote, green, whitish frosted larva; oak, hickor\'. Sm. & Dyar. 



U. S. Nat. Mus. Proc 21 igS 

 Deptalia insularia Guen. U. S. Div. Ent. Bui. 32:55 

 Euchlaena obtusaria Hiibn., slate-colored, marbled with livid, spanworm, l?8 in. 



Pack. p. 347 



Tetracis crocallata Guen., brown, black marked spanworm. i in. Pack. p. 347. 

 Sumac, spicebush 



Abbotana clemataria Abb. & Sm., brown mottled, tuberculate spanworm, with lat- 

 eral fingerlike processes on third segment. Dyar. Psyche, 9: 142. Elm, sassafras, 

 willow 



Eurycyttarus confederata Gr. & Rob. Pack. 



Sisyrosea textula ll.-S., green, yellow lined, red marked slug caterpillar, -3 in. ; oak, 

 hickory, beech, hop-hornbeam^ bayberry, elm, maple, linden, plum, cherry. Dyar. 

 N. V. Ent. Soc. Jour. 4: 1S5 



Leaf miturs 



Nepticula castaneaefoliella Chamb., linear, cjrooked mine; upper surface. Cinn. 



Quar. Jour. Sci. 2 : 117 

 Nepticula latifasciella Chamb. Pack. p. 349 

 Bucculatrix trifasciella Clem. Pack. p. 349 

 Lithocolletes castaneaeella Chamb., blister mine on upper surface; oak. Cinn. 



Ouar. Jour. Sci. 2: 104 

 Tischeria castaneaeella Chamb., larger than T. z e 1 1 e r i e 1 1 a. Cinn. Guar. Jour. 



Sci. 2:111. Oak 

 Tischeria tinctoriella Chamb., white blotch mine ; with short zigzag purple line, 



black oak. Cinn. Quar. Jour. Sci. 2 : 108 



Sucking insects 

 Atymna inornata Say. triangular, light green, yellowish tree hopper, '^ in. Pack. 



Atymna castanea Fitch, triangular, black, green marked tree hopper, '+ in. Pack. 



p. ;;o 

 Callipterus castanea Fitch, yellowish, black marked aphid. ' ,0 in- Pack. p. 350 



BEECH 



Borers 



Anamorphus pusillus Zimm.. on beech fungi. Cinn. Soc. Nat. Hist. Jour. 20:251 

 Tenebrioides corticalis Mels. Ent. Soc. Ont. 27th Rep't, p. 70 

 Rhizophagus dimidiatus Mann., under dead bark 



Bostrichus bicornis \\\h.. elm, apple. \V. Va. Agric. E.\p. Sta. BuF. 32: 1S9 

 Chrysobothris sexsignata Say. birch. U. S. Div. Ent. Bui. 7, n. s. p. 71. Pine 



