Diatoms of North AmericaDiatoms of North America
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Images of Gomphonema americobtusatum

E.Reichardt and Lange-Bert. 1999

Type Specimen
Gomphonema Americobtusatum 0 405501
  • Slide Number
    Montana Diatom Collection 38-39
  • Site ID
    Montana Diatom Collection 405501
  • Site Name
    Atlantic Pond, Glacier National Park, MT
  • Coordinates
    48.5714, -113.4758
  • Caption
    initial valve
  • Scalebar = 10 µm
Gomphonema Americobtusatum 1 503601
  • Slide Number
    Montana Diatom Collection 42-35
  • Site ID
    Montana Diatom Collection 503601
  • Site Name
    Lake Caroline, Chelan County, WA
  • Coordinates
    47.5397, -120.8631
  • Scalebar = 10 µm
Gomphonema Americobtusatum 2 496601
  • Slide Number
    Montana Diatom Collection 41-61
  • Site ID
    Montana Diatom Collection 496601
  • Site Name
    Glacier Lake, King County, WA
  • Coordinates
    47.6619, -121.1392
  • Scalebar = 10 µm
Gomphonema Americobtusatum 3 169801
  • Slide Number
    Montana Diatom Collection B1-3-8
  • Site ID
    Montana Diatom Collection 169801
  • Site Name
    Boulder Creek, Broadwater County, MT
  • Coordinates
    46.5587, -111.3511
  • Scalebar = 10 µm
Gomphonema Americobtusatum 4 497901
  • Slide Number
    Montana Diatom Collection 41-76
  • Site ID
    Montana Diatom Collection 497901
  • Site Name
    Bluebird Creek, Lincoln County, MT
  • Coordinates
    48.9436, -114.9269
  • Scalebar = 10 µm
Gomphonema Americobtusatum 497901 2
  • Slide Number
    Montana Diatom Collection 41-76
  • Site ID
    Montana Diatom Collection 497901
  • Site Name
    Bluebird Creek, Lincoln County, MT
  • Coordinates
    48.9436, -114.9269
  • Scalebar = 10 µm
Gomphonema Americobtusatum 5 405501
  • Slide Number
    Montana Diatom Collection 38-39
  • Site ID
    Montana Diatom Collection 405501
  • Site Name
    Atlantic Pond, Glacier National Park, MT
  • Coordinates
    48.5714, -113.4758
  • Scalebar = 10 µm