133 



Inner clasper somewhat enlarged and angulate siibapically, the angle 

 with a downwardly projecting short tooth, apex bifid into aciculate pro- 

 cesses, the axial one longer; process of 9th segment, long, slender, acicu- 

 late apically, distinctly outcurved subapically, forming with its fellow a 

 caliper-like figure ; aedeagus moderately stout, swollen medially, shaft 

 longer than the basal opening. Length, 3 mm. 



Two of the females have the anterior markings yellow. 



Holotype, male, White Heath, April 30, 1916; allotype, Urbana, Nov. 



3, 1916; paratvpes, White Heath, April 30, 1916; Dongola, May 10, 33, 

 1916; Dubois, Aug. 8, 1917; Alto Pass, May 7. 1917. 



Holotype, allotype, and five paratypes deposited in the collection of 

 the Illinois State Natural History Survey. Two paratypes deposited in 

 the collection of W. L. McAtee. 



E. scntcUcris Gillette, red form. — Urbana, April 15, 1909, March 24, 

 1916, among leaves; White Heath, April 17, May 17, 1909, April 28, 30, 

 1916; Forest City, April 3, 1917; Dongola, Aug. 23, 1916; Muncie, July 



4, 1919. 



E. scutclleris Gillette, yellow form. — Dongola, Aug. 23, 1916 ; White 

 Heath, May 7, 1909, April 30, 1916; Dubois, May 22, 1917; Meredosia, 

 May 28, 1917; Urbana, Sept. 6, 19, 1916. 



Erythroncura scutclleris var. insolita new variety 



With the pronotum and scutellum chiefly dark, and with a dark dot 

 in apex of costal plaque, and base of fourth apical cell, as customary in 

 the species, but practically without other markings. Length, 3 mm. 



Holotype, female, Muncie, July 5, 1914; allotype, Dongola, Aug. 23, 

 1916. 



Holotype and allotype deposited in the collection of the Illinois State 

 Natural History Survey. 



E. basilaris var. basilaris Say, red form. — White Heath, April 15, 30, 

 1916; Muncie, July 4. 1919; Urbana, March 24, April 29, 1916. April 24, 

 1924; Sept. 8, Oct. 22, 1916; Forest City, April 3, 1917. 



E. basilaris var. basilaris Say, yellow form. — White Heath, Oct. 10, 

 1915, June 11, 1916; Urbana, Sept. 3, 8, Nov. 3, 1916, April 24, 1924, 

 July 4, 1915; Meredosia, May 28, Aug. 19, 22, 1917; Dongola, May 14, 

 Aug. 23, 1916; May 10, 1917; Dubois, May 15, 1916, May 23, 1917. 



E. macnlata var. maculata Gillette, red form. — Dongola, May 13, 

 Aug. 22, 23, 1916; Savoy, May 23, 26, 1916; Urbana, Sept. 21, 1916, on 

 apple, April 15, 1908, April 23, 1919, May 1, 1920; Forest City, April 3, 

 1917; White Heath, May 7, 1909; St. Joseph, Nov. 10, 1906; Homer, 

 April 1, 1909; Algonquin, Oct. 15, 22, 1895; Meredosia, Aug. 22, 1917; 

 Muncie, July 4, 1914; also Nos. 17867, 25069, 25756, 40309, and 43384. 



E. maculata var. maculata Gillette, yellow form. — Dongola, May 10, 

 12, 13, Aug. 22, 1916, May 9, 1917; Metropolis, Aug. 20, 1916; Mere- 

 dosia,, May 20, 28, 1917; Dubois, Sept. 21, 1916, on apple. May 22, 1917; 

 Alto Pass, May 8, 1917; Danville, July 30, 1917, on sycamore; Algonquin, 



