58 j Dr. H. Hedicke: 
Eurytoma longipennis Weyenbergh, Arch. Neerl. sci. ex. nat. 5, 
1870, p. 420. 
Isosoma hyalipenne Moncreaff, Entomologist 5, 1871, p. 240. 
Eurytoma hyalipennis Fitch, Ibid. 10, 1877, p. 29; 
Eurytoma hyalipennis Fitch, Proc. Ent. Soc. London, 1882, p. IX. 
Eurytoma longipennis Giard, Bull. sci. Dep. Nord, 1884-5, p. 285. 
Eurytoma hyalipennis Trail, Trans. Pertsh. Soc. Nat. Sc. 1888, 
p. 10. 
Eurytoma longipennis Fockeu, Rev. Biol. Nord Francel, 1889, p. 13. 
Isosoma hyalipenne Hieronymus, Erg.-Heft 68. Jahresb. Schles. 
Ges. vaterl. Cult., 1890, p. 190. 
. Isosoma gramintcola Hieronymus, ibid. p. 193. 
Isosoma graminicola Rübsaamen, Verh. nat. Ver. Rheinl. 47, 1890, 
p. 54. 
Isosoma hyalipenne v. Schlechtendal, Jahresb. Ver. Nat. Zw.ckau, 
1890,97 7. 
Isosoma graminicola v. Schlechtendal, ibid. p. 10. 
Isosoma graminicolum v. Dalla Torre, Cat. Hym. 5, 1898, p. 347. 
Isosoma dissimile v. Dalla Torre, ibid. p. 346. 
Isosoma hyalipenne v. Dalla Torre, ibid. p. 348. 
Isosoma graminiola (!) Hellwig, Allg. Bot. Ztschr. 7, 1901, p. 20. 
Isosoma hyalipenne Houard, Marcellia 1, 1902, p. 39. 
Isosoma graminicola Houard, ibid. p. 49. 
Isosoma graminicola Houard, Ann. sci. nat., Bot. 20, 1904, p. 364. 
Isosoma gralminicola Docters van Leeuwen und Reijnvaan, Mar- 
cellia 6, 1907, p. 69. 
Isosoma hyalipenne Houard, Les Zoocecid. Plant. Eur. I, 1908, 
p- 68. 
Isosoma graminicola Houard, ibid. p. 84-5. 
Isosoma graminicola v. Lagerheim u. Palm, Svensk Bot. es 
1908, p. 347. 
Eurytoma hyalipennis Connold, Plant Galls Gr. Brit., 1909, p. 130. 
Isosoma,graminicola Dittrich u. Schmidt, 87. Jahresb. Schles. 
(es. vater; Cultz%4910,P4:83 
Isosoma graminicola Bayer, Sborn. Klub. Prirod., 1911, p. 8. 
Isosoma hyalipenne Ross, Pflanzengall. Mitt.- u. Nordeur., 1911, 
p: 9. 
Isosoma gramintcola Ross, ibid. p. 89. 
Isosoma graminicola Schulz, Festschr. Ver. Nat. Cassel, 1911, p. 189. 
Isosoma graminicola Baudys, Act. Soc. Ent... Bob 227338; 
Isosoma graminicola Baudys, Sborn. Klub. Prirod., 1912, P:3- 
Isosoma graminicola Schmidt, Ztschr. wiss. Ins.-biol. 9,2493, 
p- 154. 
Isosoma graminicola Ludwig, Beil. Jahresb. Oberrealsch. Forbach 
1914, p.:25. 
1sosoma hyalipenne Hedicke, Ztschr. wiss. Ins.-biol. 11, 1915, p. 21. 
Isosoma graminiola (!) BaudyS, Verh. zool. bot. Ges. 66, 1916, p. 57. 
Isosoma graminicola Jaap, Verh. Bot. Ver. Brand. 60, 1918, p. 7 
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