Wilsoii-Vickery—List of Aphididae. 
149 
rubicola, Aphis Oestlund^ 1887. Aphididae of Minnesota, p. 60.. 
Rubus idaeus. 
rubicola, Nectarosiphon (Oestlund), 1886. Aphididae of Minne¬ 
sota, p. 27. Macrosiphum. 
Ruhus idaeus, R. nutkanus. i 
inibicula, Aphis Haldeman, 1844. Proc. Bos. Soc. Nat. Hist. I, p. 
169. 
No food plant given. 
rubicundus, L/achims Wilson, 1915. Trans. Amer. Ent. Soc. XLI, 
p. 104. 
Juniperus communis. 
rubiellum, Macrosiphum Theobald, 1913. Jour. Econ. Biology, 
VIII, No. 3, p. 147. 
Ruhus fruticosus, R. idaeus. 
rubifolii, Cerosipha (Thomas), 18 79. Eighth Kept. State Ent. 
Ill., p. 121. Sipha. 
Ruhus occidentalis, R. villosus. 
rubiphila, Aphis Patch, 1914. Me. Agr. Exp. Sta. Bnl. No. 233, p. 
269, fig. 
RuMis sp. 
mbra, Tetraneura Lichtenstein, 1880. Penill. Jeun. Nat. X, p. 
125. 
TJimus campestris. 
*rubrum, Myzus Macchiati, 1880. Riv. Sci. Ind. Fir. p. ? 
Yucca sp. 
rudbeckiae, Macrosiphum (Fitch), 1851. Rept. Reg. Univ. State 
N. Y. Cab. Nat. Hist. p. 66. Aphis. 
Amdrosia trifida, Aster drummondii, BaccTiaris viminea, Bidens 
laevis, Cacalia suaveolens, C. tuberosa, Cirsium arvense, Dip- 
sacus fullonum, Lactuca muralis, L. sacriola, Mulgedium sp.^ 
Rudbeckia'-amplexicaulis, R. laciniata, Silphium integrifolium, 
8. perfoliatum, Solidago rigida, 8. scrotina, 8onchus oleraccus, 
8ynosma suaveolens, Vernonia fasciculata, V. lindJieimeri, Y. 
noveboracensis. 
rudbeckiarum, Macrosiphum (Cockerell), 1903. Can. Ent. XXXV, 
p. 168. Nectarophora. 
Rudbeckia amplexicaulis. 
