BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 25 



143. WALSH, B. D. [Crickets.] <Pract. Ent., 29 September, 1866, v. 



1, p. 126. 



Answer to inquiry of Marion Hobart ; characters and food-habits of Acfota 

 [=Gryllus] abbreriatus; katydids not exclusively vegetarians; (Ecanthus 

 niveus found feeding on plant-lice. 



144. WALSH, B. D. [Walking-stick.] <Pract. Ent., 29 September, 



1866, v. 1, p. 126. 



Answer to inquiry of L. W. Taylor; characters and habits of Spectrum 

 [ = Diapheromera'] femorata. 



145. WALSH, B. D. [Apple-tree insects.] <Pract. Ent., 29 September, 



1866, v. 1, p. 126. 



Answer to inquiry of H. B. Beegle ; characters and food-plants of Limenitis 

 ursula; description and food-plants of the larva of Lagoa opercularis ; 

 characters of the imago. 



146. WALSH, B. D. [Mites on grasshoppers.] <Pract. Ent., 29 Sep- 



tember, 1866, v. 1, p. 126. 



Answer to inquiry of W. Riddell; Astoma [= Trombidiuni] locustarum infest- 

 ing Caloptenus femur-rubrum. 



147. W[ALSH], B. D. Grasshoppers and locusts. <Pract. Ent., Octo- 



ber, 1866, v. 2, pp. l-o, 22. 



Description, migration, and ravages of Caloptenus spretus ; limits of its range 

 and means of preventing its increase ; confusion caused by the use of pop- 

 ular names of insects. On p. 22 a "note," accidentally omitted, gives the 

 comparative length of the wing-covers and antennae of Caloptenus spretus 

 and C. femur-rubrum. 



148. W[ALSH], B. D. The striped cucumber-bug. <Pract. Ent., Oc- 



tober, 1866, v. 2, p. 5. 

 Diabrotica vittata attacks German asters. See No. 123. 



149. W[ALSH], B. D. Fire-blight. <Pract, Ent., October, 1866, v. 2, 



p. 7. 



Extract from Horticulturist, with comments; cause of fire-blight unknown; 

 not produced by Scolytus [ = Xylebonis] pyri. 



150. W[ALSH], B. D. The Hessian fly. <Pract. Ent., October, 1866, 



v. 2, p. 7. 



Extract from Colmau's Rural World, with comments; late sowing as a means 

 against Cecidomyia destructor. 



151. [WALSH, B. D.] [Injurious caterpillars; plant-lice enemies.] 



<Pract. Ent., October, 1866, v. 2, pp. 7-8. 



Answer to inquiry of T. McGraw ; habits, descriptions, and food-plants of 

 larva of Dryocampa, senatoria and of Datana ministra ; food-habits of larva 

 allied to D. ministra; description and habits of larva of Scymmui sp. ; S. 

 licemorrhous f bred from gall of Thelaxes [ = Coloplia~\ ulmicola. 



152. [WALSH, B. D.] [Tomato- worm.] <Pract. Ent., October. 1866, 



T. 2, p. 8. 



Answer to inquiry of A. A. Jackson ; description of the larva and pupa of 

 Protoparce celens; food-plants and harmlessness of the larva. 



