38 BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 



281. W[ALSH], B. D. Tree cut-worms. <Pract. But., May, 186T, v. 2, 



p. 94. 



"Dark-sided cut-worm" an Agrotia and not Hadena chenopodii [= Mamentra 

 trlfolii-]. See Nos. 85,229. 



282. W[ALSH], B. D. Quacks and physicians. <Pract. Ent., May, 



1867, v. 2, p. 95. 



Criticism of proposed universal remedy against insects injurious to the rose 

 (Western Rural, 30 March, 1867). 



283. W[ALSH], B. D. The epheineron or May-fly. <Pract. Ent., May, 



1867, v. 2, p. 95. 

 Length of duration of life of Ephemeridce. 



284. W[ALSH], B. D. A groundless fear. <Pract. Ent., May, 1867, v. 



2, p. 95. 



Extract from Mo. Kept. Bureau Agric., February, 1867, p. 62 ; food-habits of 

 larva and imago of Lytta atrata [=Epicauta pennsylvanica] ; places of 

 oviposition. , 



285. W[ALSH], B. D. Fire-blight. <Pract. Ent., May, 1867, v. 2, p. 



90. 

 Probable cause. 



286. [WALSH, B. D.] [Insect eggs.] <Pract. Ent., May, 1867, v. 2, p. 



96. 



Answer to inquiry of W. Willock ; identification of eggs of (Ecanthus niveus 

 and of one of the Membracidce on grape twigs. 



287. [WALSH, B. D.] [Attacus cecropia.] <Pract. Ent., May, 1867, v. 



2, p. 96. 

 Answer to inquiry of J. B. H. ;' characters of Attacus cecropia. 



288. [WALSH, B. D.] [Twig pruners.] <Pract. Ent., May, 1867, v. 'Js t 



p. 96. 



Answer to inquiry of M. W. Philips ; twigs of pear and other trees arnpr. 

 tated in the same manner as oak twigs by Elaphidion putalor [=;iWosMwj. 



289. [WALSH, B. D.} [Blister-beetles.] <Pract. Ent., May, 1867, v, 



2, p. 97. 



Answer to inquiry of J. M. Tracy; food-habits, ravages, and means against 

 Lytta I Pomphopaca'} ainea; food-plants of L. [=P.] tarsalin; tabular 

 separation of three species of Lytta [= Pomphopaea], 



290. [WALSH, B. D.] [Means against Curculio: CEstridce.] <Pract. 



Ent., May, 1867, v. 2, p. 97. 



Answer to inquiry of C. Greene ; ineffective means against Conotrachelm 

 nenuphar; (Estrida> infesting the ox and rabbit. 



291. [WALSH, B. D.j [Insect eggs.] <Pract. Ent., May, 1867, v. 2, 



p. 97. 



Answer to inquiry of P. Ferris ; identification of eggs of Clisiocampa sylvatica 

 [-=dtafrta] ami Aphis mali. 



