Diatoms of North AmericaDiatoms of North America
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Images of Nitzschia sigmoidea

(Nitzsch) W.Sm. 1853

Type Specimen
Nitzschia sigmoidea LM3
  • Slide Number
    Iowa Lakeside Lab Diatom Collection 2017-029
  • Site ID
    Iowa Lakeside Lab Diatom Collection 2017-029
  • Site Name
    Iowa Lakeside Lab trail by Millers Bay, Dickinson Co. Iowa
  • Coordinates
    43.38162, -95.18119
  • Caption
    Valve view
  • Notes
    Stephanie Robson
  • Scalebar = 10 µm
Nitzschia sigmoidea LM1
  • Slide Number
    Iowa Lakeside Lab Diatom Collection 2017-029
  • Site ID
    Iowa Lakeside Lab Diatom Collection 2017-029
  • Site Name
    Iowa Lakeside Lab trail by Millers Bay, Dickinson Co. Iowa
  • Coordinates
    43.38162, -95.18119
  • Caption
    Valve view
  • Notes
    Stephanie Robson
  • Scalebar = 10 µm
Nitzschia sigmoidea LM2
  • Slide Number
    Iowa Lakeside Lab Diatom Collection 2017-029
  • Site ID
    Iowa Lakeside Lab Diatom Collection 2017-029
  • Site Name
    Iowa Lakeside Lab trail by Millers Bay, Dickinson Co. Iowa
  • Coordinates
    43.38162, -95.18119
  • Caption
    Girdle view
  • Notes
    Stephanie Robson
  • Scalebar = 10 µm
L 6 50 1
  • Slide Number
    Iowa Lakeside Lab Diatom Collection L-6-50
  • Site ID
    Iowa Lakeside Lab Diatom Collection L-6-50
  • Site Name
    Badger Lake, Webster Co. Iowa
  • Coordinates
    42.5863, -94.1891
  • Caption
    Valve view
  • Notes
    Stephanie Robson
  • Scalebar = 10 µm
L 6 50 2
  • Slide Number
    Iowa Lakeside Lab Diatom Collection L-6-50
  • Site ID
    Iowa Lakeside Lab Diatom Collection L-6-50
  • Site Name
    Badger Lake, Webster Co. Iowa
  • Coordinates
    42.5863, -94.1891
  • Caption
    Girdle view
  • Notes
    Stephanie Robson
  • Scalebar = 10 µm