978 EURYTOMIDAE 



H. atlantica P. & E. Auburn (Cy-CU) ; Weedsport; Waterloo (PhillipsWJ) ; Ge- 

 neva (Phillips WJ-CU) ; Canastota; Sea Breeze; Byron (Cy) ; Bluff Pt 

 (Phillips WJ-CU) ; Penn Yan (type-OS) ; Taughannock Falls; Ithaca (Cy) ; 

 Amsterdam (PhillipsWJ-CU). Breeds only in quack grass, Agropyron, mak- 

 ing inconspicuous galls, or occasionally galls in the sheath that surrounds the 

 head. Males are rare. 



H. dactylicola P. & E. Penn Yan, Geneseo, Waterloo, Geneva (P&E) ; Ithaca and 

 Hancock (Cy). Breeds only in orchard grass, and inhabits the center of the 

 stem. Males normally occur. 



H. elymi (French). Sea Breeze, Middleport, Wellsville, Ithaca, Avoca, Port Jervis, 

 Tuxedo Pk. (Cy). Lives only in spurs of Elymus, probably wherever it grows. 

 Occupies the center of the stem. 



H. elymicola P. & E. Cranberry Cr., Ithaca, Weedsport, Taughannock Falls, 

 Tuxedo Pk. (Cy). Breeds only in species of Elymus, making very conspicuous 

 galls at the second or third internode from the base of the plant. Males 

 regularly occur. 



H. festucae P. & E. Watertown, Geneseo, Syracuse, Geneva (PhillipsWJ). Breeds 

 only in Festuca, making galls in the second to fourth internode from the base 

 of the plants. Males rarely occur. 



H. grandis (Rly.) form minuta (Rly.). Wheat Straw Worm. Victor (Cy). 

 Lives only in wheat and is usually found wherever wheat is grown. Inhabits 

 the center of the stem. 



H. hordei (Harr.). Barley Joint Worm. Watertown; Little Falls (PhillipsWJ) ; 



Syracuse (PhillipsWJ) ; Auburn (P&E). Breeds only in barley, making galls 



above the second to fourth nodes. Males rarely occur. 

 H. maculata (How.). Watertown, Little Falls, Syracuse, Geneva, Penn Yan, Ithaca 



(PhillipsWJ). Breeds only in cheat and other species of Bromus, inhabiting 



the center of the stem. Males regularly occur. 



H. phalaridis P. & E. Ithaca, Hornby (Cy). 



H. tritici (Fitch). Wheat Joint Worm. Axton, Je M&H (Ashm-CU) ; Evans 

 Mills; Theresa; Vernon; Clifton; Carlton; Albion; Barre Center; Kent; Pt. 

 Breeze; Wilson; Victor; Middleport; Byron; Elba; E. Bethany; Pavilion; 

 Geneseo ; Avon ; Perry ; Perry Center ; Cuylerville ; Canandaigua ; Second 

 Milo; Alpine; Sheridan; Bradford; Lodi ; Ovid; Romulus; Ithaca; Newfield; 

 Cayuta; Niverville ; LaGrange (Cy-CU); LI: Miller's Place (Cy). Lives 

 only in wheat ; makes conspicuous galls, usually about the second or third 

 internode from the base of the stem, though they may occur at every internode. 



H. vaginicola (Doane). Wheat-Sheath Gall Joint Worm. Evans Mills; 

 Theresa; Vernon; Clifton; Carlton; Albion; Barre Center; Kent; Pt. Breeze; 

 Wilson ; Johnson Cr. ; Victor ; Middleport ; Byron ; Elba ; E. Bethany ; 

 Pavilion ; Geneseo ; Avon ; Perry ; Perry Center ; Cuylerville ; Canandaigua 

 (Cy) ; Crosby (PhillipsWJ-CU) ; Second Milo; Alpine; Sheridan; Bradford; 

 Lodi; Ovid; Romulus; Newfield; Cayuta (Cy-CU); Ithaca (PhillipsWJ- 

 CU) ; La Grange; Niverville (Cy) ; LI: Miller's Place (Cy). Breeds only in 

 wheat, forming a conspicuous gall in the sheath surrounding the head of wheat. 

 The head rarely grows out of the sheath or develops grain, Alales never have 

 been found. 



Prodecatoma Ashmead 



P. phytophaga Cy. Taughannock Falls (Cy), reared from seeds of Virginia creeper. 



