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Taxa hierarchy  

synonym Aphis nigragregalis Knowlton, 1935

• Nomenclatural details:   Junior synonym
• Citations (8):
  • Knowlton. 1935. Pan-Pacific Entomologist 11(3):137 >> Aphis nigragregalis    urn:lsid:Aphid.speciesfile.org:TaxonName:13578
  • Knowlton. 1941. Proceedings of the Utah Academy of Sciences, Arts and Letters 18:67 >> Aphis nigragregalis
  • Palmer, M.A. 1952. The Thomas Say Foundation 5:157 >> Aphis nigragregalis
  • Eastop & Hille Ris Lambers. 1976. Survey of the World’s Aphids 60, 70 >> Aphis gregalis
  • Gittins, Bishop, Knowlton & Parker. 1976. Research Bulletin of the Idaho Agricultural Experiment Station 96:6 >> Aphis nigragregalis
  • Smith, C.F. & Parron. 1978. North Carolina Agricultural Experiment Station Technical Bulletin 255:26 >> Aphis (Aphis) gregalis
  • Russell, L.M. 1989. Annals of the Entomological Society of America 82(4):409 >> Aphis nigragregalis
  • Remaudière, G. & M. Remaudière. 1997. Catalogue of the World’s Aphididae 38 >> Note: Knowlton 1935 >> Aphis (Aphis) gregalis

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