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  • Syntypes
  • Taxonomic type specimens
  • Syntypes
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  • Insects
  • Thomas A. Williams
  • Brookings
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  • Brookings
  • South Dakota
  • United States
  • 1890s
  • NMNH - Entomology Dept.
  • Arthropoda
  • Arthropoda
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  • Hemiptera
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  • Aphididae
  • Siphonophora chrysanthemicolens Williams, 1911
  • Siphonophora chrysanthemicolens Williams, 1911