348 THE CANADIAN ENTOMOLOGIST 



are distinctixe for the species (fig. 17). The spine shown on the 

 dextral forcep is not present in iiivitus, and is usually visible in 

 pinned specimens without dissection. 



Female — Slightly broader and more robust than the male, 

 does not differ materialK- in coloration (hougli usuall\- paler 

 than the male. 



This is the species commonly known as the false tarnished 

 plant-bug, and is a destructive species to the cultivated {)ear. For 

 an account of the life history seo Parrott and Hodgkiss 1913*. 

 The species is found most commonly breeding on Cornus, particu- 

 larly C. stohnifera and C. panic ulata. I have also reared speci- 

 mens from Cornus alternifolia and 7/f.v verticillata, and taken 

 general specimens on the prickly ash [Zantlwxylum americanum). 



The type specimens were collected by the writer on pear 

 near Batavia. \. Y.. July 4, 1914. 



Paratypcs: 07 specimens taken on pear, June 16 to Aug. 8, 

 Batavia; 35 specimens from Cornus stohnifera, June 14 to Aug G, 

 Batavia; from Cornus paniculata, 5 specimens June 21, 10 speci- 

 mens Aug. 1, specimens Aug. 10, Batavia. From Cornus alterni- 

 folia, 10 specimens, June 25 to 29, Batavia; 3 specimens, June 25, 

 Wyoming, X. V.; 8 specimens, June 21, Portage, X. Y.; 3 speci- 

 mens, July 27, McLean, X. \ .; from Hex verticillata, 15 specimens, 

 June 21, Batavia, X. Y. Miscellaneous specimens: 16 from near 

 Batavia. X. Y., June 25 to 29; 7 specimens, June 27, Portage, 

 X. Y.; 5 specimens, July 5, Four Mile. X. Y.; 2 specimens, June 13, 

 and 3 specim.ens, July 24, Ithaca, N. Y.; 3 specimens, June 23, 

 Conesus Lake, X. Y., all collected by the writer. Specimens 

 from other collectors: 9 , June 25, Spring Brook, X. Y.; cf , July 2, 

 Hamburg, X. Y.; cT 9 , July 20, Salamanca, X. Y.; cf , June 30, 

 Bretton Woods, X. H., collected by Mr. E. P. Van Duzee; 2 

 cfcT June 22, Bennington, Vt.; d" 9 July 15, Eastport, Me.; 

 9 , July 12, Capens, Me.; 2 d" & , July 15-24, Glen House, X. H., 

 collected by Mr. C. W. Johnson. Male specimen from Fort 

 CfUins, Colo., Aug. 1, with an unusual amount of reddish on 

 the body beneath. 



* The False Tarnished Plant-bug as a Pear Pest. New York Agr. Expt. 

 Sta. Bull. .368. 



