SOME NOTES ON APHIDIDÆ
Macrosiphum ambrosiœ (Thomas).— Siphonophora ambrosiœ, Thomas, Bull. Ill. State Lab. Nat. Hist., 1878, p.4.Found at Pecos, New Mexico, on Lactuca. The following account is based on the Pecos specimens:Very dark brown, very shiny; legs, antennæ and nectaries black, except that the basal part of legs, to near middle of femora, is brownishwhite; stigma pale green; cauda of winged ♀ yellowish-white.
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1989 ◽
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