(37) Cécklonujides d'Europe et d\ihjérie. 217 
34o. Newmann. 1870-1871. Galls of the Maple, Acer canipestre. (Newm. 
Entomologist. Loiiflon, t. Y, p. 13). 
546. NoRDLixGER. I800. Dio Idciiion Foiiide clcr Landwirtliscliaft. StiUt- 
gart. 
547. NowicKi. 1874. Beobaclit. tiber der Landwirthschaft scliadliche 
Thioro in Galizion iin lalire 1873. (Verli. zool. bot. (ies. Wicn, 
l. XXIV, p. 300-308, p. 302 et suiv.). 
048. Ormerod (iMiss El.). 1880. Tbo Hessian Fly in Groat Britain. 
London, 23 p., 7 lig. 
049. OsBORN. 1898. Thp Hessian Fly in Ihc U. Slatcs. (Bull. U. S. 
Department of Agriculture, Division of Entomology, N. Ser.. 10, 
18). 
ooO. Yox Ostex-Sackex. 1801. Ueber die Gallen und andere durch 
Insecten bervorgebraclite Pflanzendeformationen. Stettiner ent. 
Zeit., l. XXII, p. 405-420). 
551. — 1862. Monographs of the Diptera of N. America. Washington, 
1. 1. 
o52. — 1863. Lasioptera reared from a gall ou the golden-rod. (Pro- 
ceed. Ent. Soc. Philadelphia, t. I, p. 308-370). 
553. — 1800-1807. Two new north american Cecidomyiae. (Ibid., 
t. YI. p. 219-220). 
554. — 1868-1809. Biological notes on Diptera. (Transact. Amer. Ent. 
Soc. 1808-1809, t. II, p. 299-303). 
555. — 1870-1871. Biological notes on Diptera. (Ibid., t. III, p. 51-54, 
245, 345-340). 
550. — 1875. (Canad. Entomologist, p. 207). 
557. — 1877. Western Diptera : Descriptions of new gênera and spe- 
cies of Diptera from the région west of the Mississipi and spe- 
cially from Cahfornia. (Bulletin of the Survey, t. III. Washing- 
ton," p. 189-354). • 
558. — 1886. Dipterologische Notizen. (Wiener ent. Zeit., Y, p. 42). 
559. — 1893. Zur Geschichte der sogenannten Brustgriite (Breast- 
bone) der Cecidomyiden. (Berliner ent. Zeitschr., p. 373-377). 
500. — 1890. A Cecidoinnia living in Pine-resin, Diplosis resinicola. 
(Ent. Xachr BerHn, p. 343-345). 
oOi. Packard. 1800-1807. On certain entomological spéculations. ^Pro- 
ceed. Ent. Soc. Philadelphia, t. YI, p. 209-218). 
