NORTH AMERICAN BUPRESTID BEETLES 71 



AGRILUS ARCUATUS subspecies CORYLI Horn * 



Agrilus arcuatus var. coryli Horn, Trans. Amer. Ent. Soc, vol. 18, 1891. 

 p. 297.— Hamilton, Trans. Amer. Ent. Soc, vol. 22, 1895, p. 364.— 

 Chittenden, U. S. Dept. Agric, Div. Ent., Bull 22, new ser., 1900, p. 

 67.— Felt, N. Y. State Mus., Mem. 8, vol. 2, 1906, p. 723.— Blatchley, 

 Coleoptera of Indiana, 1910, p. 799. — Johnson, Ent. News, vol. 27, 1916, 

 p. 117.— Frost, Canacl. Ent., vol. 48, 1916, pp. 386-387.— Gibson, 48th 

 Kept. Ent. Soc. Ontario for 1917 (1918), p. 112 (erroneous identi- 

 fication, =pseudocoryli) . — Nicolay, Bull. Brooklyn Ent. Soc, vol. 14. 

 1919, p. 19.— Frost, Canad. Ent., vol. 52, 1920, p. 28.— Fbost and 

 Weiss, Canad. Ent., vol. 52, 1920, pp. 206-207.— Mutchler and Weiss, 

 N. J. Dept. Agric, Bur. Statistics and Inspection, Circ. 48, 1922, p. 

 18. — Knull Canad. Ent., vol. 54, 1922, p. 85 (erroneous identification, 

 =pseudocoryH) . — Champlain and Knull, Canad. Ent., vol. 57, 1925, 

 p. 113 (=pseudocoryli) . — Knull, Ohio State Univ. Studies, vol. 2, 

 no. 2, 1925, p. 43. — Chamberlin, Cat. Buprestidae, 1926, p. 52. 



Agrilm arcuatus (Say) Stromberg, Canad. Ent., vol. 26, 1894, p. 36 (part). — 

 Smith, 27th Kept. N. J. State Board Agric for 1899 (1900), suppl. p. 

 257 (part). — Chittenden, U. S. Dept. Agric, Div. Ent., Bull. 22, new 

 ser., 1900, p. 67, ( part ) .— Ulke, Proc U. S. Nat. Mus., vol. 25, no. 1275, 

 1902, p. 47 (part).— Smith, Ann. Kept. N. J. State Mus. for 1909 

 (1910), p. 295 (part).— Frost, Canad. Ent., vol. 48, 1916, pp. 386-387. 



Agrilus fulgens Blanchard (not Horn), Ent. Amer., vol. 5, 1889, p. 32. 



Male. — Smaller, more slender, and more shining than arcuaius; 

 head bluish green, becoming slightly aeneous to cupreous on the 

 occiput ; pronotum and elytra uniformly aeneous, with a more or less 

 cupreous tinge ; beneath brownish aeneous, with a more greenish 

 tinge on the legs; antennae with the outer joints as wide as long. 

 Genitalia similar to those of arcuatus Say. 



Length, 6 mm. ; width, 1.5 mm. 



Female. — Head cupreous, with a feeble aureous reflection; prono- 

 tum and elytra slightly more reddish cupreous than in male ; beneath 

 cupreous, with a distinct purplish tinge; antennae with the outer 

 joints slightly wider than long. 



Redescribed from the male lectotype No. 3497, in the Academy of 

 Natural Sciences at Philadelphia. 



Type locality. — Dracut, Mass. 



DISTRIBUTION 



Material examined : 



Connecticut: Lyme, June 16, 1918 (Walden) ; June 1-July 2 (Fisher). 

 Illinois: Galesburg, June 27, 1893 (Stromberg), La Grange, July 6, 1915. 



Iowa: Elma, July 24, 1902 ( ). 



Maryland: Oakland, July 11 (Hubbard and Schwarz). 



Massachusetts: Sherborn, June-July; Southboro, June 9, 1912 (Frost). 

 Tynsboro (Blanchard). Springfield, July, 1916 (Chapin). 



New York: Karney, July 23, 1902 ( ). 



Pennsylvania: Charter Oak, July 5; Hunters Run, July 9 (Knull). 



* Agrilus coryli was used by Ratzeburg (Forst-Insecten, pt. 1, 1839, p. 62), so I am 

 proposing corylicola new name for coryli Horn (not Ratzeburg). 



