BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 33 



227. W[ALSH], B. D. Entomology indeed run mad. <Pract. Ent., 



March, 1867, v. 2, pp. 66, 67. 



Reprint of "The bud-worm" (N. C. Rural Journ., September, 1866), with 

 criticism and correction of some of the errors. 



228. W[ALSH], B. D. The imported gooseberry saw-fly. <Pract. Ent., 



March, 1867, v. 2, p. 67. 



Reason for re-appearance in June and f6r the non-appearance of the second 

 brood of Nematus ventricosus [=rjfce8ii] in New York in- 1866. 



229. W[Ai,sn], B. D. Tree cut-worms. <Pract. Ent., March, 1867, v. 



2, p. 67. 



Cut-worm described (Pract. Ent., v. 1, pp. 85-86) identified as Radena cheno- 

 * podii l=Mamestra trifoli]. See Nos. 85, 281. 



230. W[ALSH], B. D. Doctoring fruit trees again. <Pract. Ent., 



March, 1S67, v. 2, pp. 67, 68. 



Extract from Industrial Gazette, 15 December, 1866, with criticism ; calomel, 

 sulphur, and substances insoluble in water not absorbed into the circula- 

 tion of trees. 



231. W[ALSH,] B. D. The grape-vine Colaspis (Colaspis flavida Say). 



<Pract. Ent., March, 1867, v. 2, pp. 68-69, fig. 



Ravages of Colaspis flavida ; comparison with allied species; remarks on the 

 law of priority and on certain insects becoming suddenly injurious ; figures 

 C. flavida. 



232. W[AL,SH], B. D. Another universal remedy. <Pract. Ent., 



March, 1867, v. 2, p. 69. 



Extract from reprint<?) in Cultivator and Country Gentleman, 10 January, 

 1867, with criticism of proposed remedy against insects injurious to trees. 



233. W[ALSHj, B. D. Borers. The plug-ugly 'theory. <Pract. Ent., 



March, 1867, v. 2, p. 69. 



Criticism of theory that a plug driven into a hole in a tree is death to borers. 



234. WfALSHJ. B.D. A mass of mistakes. <Pract. Ent, March, 1867, 



v. 2, p. 70. 



Correction of errors in " Remedy for the borer" (Prairie Farmer, 9 February, 



1867). 



235. W[ALSH], B.D. Hop-growing in the West. <Pract. Ent., March, 



1867, v. 2, p. 70. 



Extract from Country Gentleman, 31 January, 1867, showing ravages of 

 Phorodon humuli in Vermont ; danger of its introduction into the Western 

 States. 



236. W[ALSH], B. D. Thousand-legged worms. <Pract. Ent., March ? 



1867, v. 2, p. 70. 

 Extract from letter of J. H. Parsons, with comments; injuries to onions by 



lulus multistriatus [= Cambala annulata ] ; I. multistriatus uudistinguishable 



from 1. ccrruleo-cinctun. 

 3 ENT 



