44 PROC. ENT. SOC. WASH., VOL. 24, NO. 2, FEB., 1922 



Stipa capillata, causing mixing of flower parts with fruit glume and scattering 

 of the grain. Central Europe. 



HARMOLITA DACTYLICOLA Phillips and Emery, Proc. U. S. Nat. Mus., vol. 

 55, 1919, p. 446. Inhabits the center of the stem and breeds only in orchard 

 grass (Dactylis glomerata). United States east of Mississippi River. 



(Isosoma) HARMOLITA DEPRESSUM (Walker): Schlechtendal, Jahresb. Ver. 

 Nat. Zwickau, 1891 (1890), p. 8. Causes tubular, irregular, usually yellow- 

 ish green swelling of stalk above first or second node on Festuca ovina. Cen- 

 tral Europe. 



HARMOLITA ELYMI (French): Phillips and Emery, Proc. U. S. Nat. Mus., vol. 

 55, 1919, p. 447. Inhabits the center of the stem and breeds only in spurs 

 of Elymus sp. United States. 



HARMOLITA ELYMICOLA Phillips and Emery, Proc. U. S. Nat. Mus., vol. 55, 

 1919, p. 460. Makes very conspicuous galls in stems of Elymus sp., usually 

 at the second or third internode from the base of the plant. Indiana and 

 Virginia. 



HARMOLITA ELYMIVORA Phillips and Emery, Proc. U. S. Nat. Mus., vol. 55, 

 1919, p. 464. Makes inconspicuous galls near the head of species of Elymus. 

 United States east of the Mississippi River. 



HARMOLITA ELYMOPHILA Phillips and Emery, Proc. U. S. Nat. Mus., vol. 55, 

 1919, p. 462. Makes inconspicuous galls in species of Elymus. California. 



HARMOLITA ELYMOPTHORA Phillips and Emery, Proc. U. S. Nat. Mus., vol. 55, 

 1919, p. 465. Forms galls in the stems of the species of Elymus. Minot, 

 North Dakota. 



HARMOLITA ELYMOXENA Phillips and Emery, Proc. U. S. Nat. Mus., vol. 55, 

 1919, p. 459. Reared from Elymus americanus. Santa Cruz Mountains, 

 California. 



(Isosoma) HARMOLITA EREMITUM (Portchinsky): Rimsky-Korsakov, Mem. 

 Bur. Ent. Sci. Comm. Centr. Bd. Land Admin, and Agr., St. Petersburg, 

 vol. 10, no. 11, 1914, p. 20. (Rev. Appl. Ent., ser. A, vol. 2, 1914, p. 471.) 

 Inhabits stems of rye, usually at the fourth internode. Russia: Government 

 of Cherson. 



(Isosoma) HARMOLITA EREMITUM (Portchinsky) var. NODALE Rimsky-Korsa- 

 kov. (See eremitum.) 



HARMOLITA FESTUCAE Phillips and Emery, Proc. U. S. Nat. Mus., vol. 55, 1919, 

 p. 454. Breeds only in species of Festuca, making conspicuous hardened 

 enlargements or galls in the second to fourth internode from the base of the 

 plants. Virginia. 



(Isosoma) HARMOLITA GIRAUDI Schlechtendal, Jahresb. Ver. Nat. Zwickau, 

 1891 (1890), p. 8. Makes scarcely noticeable swelling above second or third 

 node on Festuca gigantea Vill. Central Europe. 



(Isosoma) HARMOLITA GRAMINICOLA (Giraud): Schlechtendal, Jahresb. Ver. 

 Nat. Zwickau, 1891 (1890), p. 10. Causes thickening of stem tip and by 

 shortening of internodes causes bunching of leaves on Triticum repens and 

 Triticum junceum. Central Europe. 



HARMOLITA GRANDIS form GRANDIS (Riley) and form MINUTA (Riley): Phillips 

 and Emery, Proc. U. S. Nat. Mus., vol. 55, 1919, p. 440. Inhabits the 

 center of the stem of wheat. North America wherever wheat is grown. 



