A new species of Aphis Linnaeus (Hemiptera: Aphididae) from Cephalaria gigantea (Dipsacaceae) in Georgia Author Barjadze, Shalva text Zootaxa 2011 2821 39 46 journal article 10.5281/zenodo.206760 a1b95e99-ae07-42dc-b689-1ac3c4f6bf55 1175-5326 206760 Key to aphids (apterous viviparous females) from Cephalaria gigantea worldwide 1. ANT tubercles well developed; URS with 6–9 accessory hairs; SIPH with a subapical zone of polygonal reticulation; ANT III with sec. rhin................................................................. Macrosiphum rosae (Linnaeus) -. ANT tubercles little developed; URS with 2–6 accessory hairs; SIPH without a subapical zone of polygonal reticulation; ANT III without sec. rhin.................................................................................... 2 2. Spinal tubercles absent; longest hairs on ANT III 52 –75 microns; longest hairs on ANT III 1.8–2.8x BD III; SIPH 1.42–2.05x cauda; cauda with 12–20 hairs........................................................ Aphis cephalariae sp.n. -. Spinal tubercles present on head, prothorax, ABD TERG I, VII, VIII; longest hairs on ANT III 13.–36 microns; longest hairs on ANT III 0.4–1.4x BD III; SIPH ca. 2x cauda; cauda with 4–6 hairs............. Dysaphis cephalarioides Shaposhnikov