(9) CccidoDiyides (fEunipe et d'Algerif. 189 
73. CoMSTOCK. 1895. Diplosis resinicola (Mauual. elc.}. 
74. CoNTARixi. 1840. Memoria sopra una nuova specic di Ccridonuiid 
{€. Worldidii) od alcuno osservazioni quelle dell' Iperico des- 
crit(t del Prof. Gêné. (Alti dell' Aleneo di Venezia, t. llf, p. 20, 
pl.I. — Isis, 1844, p. 790). 
7-"). CoNTRi. 1850. Sul iniiscino del friimento. (Meni. Acad. Bologna, 
t. Il, p. 189-200). 
7(). CoQuiLLETT (D.-W.). 1895. A Cecidomyid that llves on Poison Oak 
(Insect Life, VIT, p. 348). 
77. — 1899. A Cecidomyid injurions to Seeds ol Sorghum. (Buli. U. 
S. Departm. of Agriculture. Division of Entomologie. New 
séries, 18, p. 81-82). 
78. — 1900. Two new Cecidomyians destructive lo buds of Roses. 
(United St. Departm. of Agriculture, Division of Entomology. 
New Séries. Bulletin, 22, p. 44-48, (ig.). 
79. A new Violet Pest. (Il)id., p. 48 51, lig.). 
80. Costa (O.-G.). 1844. Descrizione di dodeci nuove specie dell' ordiiie 
dei Ditteri et illustrazione di altre quatuordici meno ovvie. (Adi 
Acad. se. Napoli, t. V, p. 109-120, p.). 
81. CoucH. 1857. A few remarks on the midgc fly, which infests the 
wheat. (Ann. Mag. iNat. Hist. Ser. 2. t. XX, p. 399 et s.). 
82. CoiPER. 1809. A new tliorn-leaf Gall. (Canadian Entomol., t. I, 
p. 08). 
83. The alder-bud Gall. (Ibid., p. 81). 
84. CuBONi (G.). 1894. La eomparta délia Cccid. dcstructor nell' Agro 
Romano. (Bull. N. Agric. XVI, Boma, II, p. 143-144) ('). 
85. CuRTis (J. ) . 1845. Observations on the natural History aad Econom> . 
etc. 8 Paper including a Saw-lly, the Hessian fly, the v\heat 
midge and the barley midge. (.lournal Agric. soc. Engl., t. VI, 
p. 131-150, pi.). 
80. The yellow Bocket midge. (Gardeners Chroniclc, I. V, 
p. 400). 
87. — 1800. Farm Insects. Glasgow. 
(I) Comme les larves ont été observées sur l'Avonic, il s'agit donc de iMaijc* 
tiola avenae March. et non de M. dcslrticlor Saj'. 
