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Diatoms of North America
Practitioners
Morphology
Centric
Araphid
Eunotioid
Symmetric Biraphid
Monoraphid
Asymmetric Biraphid
Epithemioid
Nitzschioid
Surirelloid
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Images of
Gomphonema
sarcophagus
W.Greg. 1856
Type Specimen
Slide Number
ILL 2016-064
Site ID
Epiphytic plant squeeze
Site Name
Kettle Hole, Dickinson Co., IA
Coordinates
43.346936, -95.222101
Notes
Image by Jeremy Walls
Scalebar = 10 µm
Slide Number
ILL 2016-064
Site ID
Epiphytic plant squeeze
Site Name
Kettle Hole, Dickinson Co., IA
Coordinates
43.346936, -95.222101
Notes
Image by Jeremy Walls
Scalebar = 10 µm
Slide Number
ILL 2016-064
Site ID
Epiphytic plant squeeze
Site Name
Kettle Hole, Dickinson Co., IA
Coordinates
43.346936, -95.222101
Caption
Janus cell with 2 valves of differing stria densities
Notes
Image by Jeremy Walls
Scalebar = 10 µm
Slide Number
ILL 2016-064
Site ID
Epiphytic plant squeeze
Site Name
Kettle Hole, Dickinson Co., IA
Coordinates
43.346936, -95.222101
Notes
Image by Jeremy Walls
Scalebar = 10 µm
Slide Number
ILL 2016-064
Site ID
Epiphytic plant squeeze
Site Name
Kettle Hole, Dickinson Co., IA
Coordinates
43.346936, -95.222101
Caption
Girdle view of Janus cell consisting of 2 valves with differing stria densities
Notes
Image by Jeremy Walls
Scalebar = 10 µm
Slide Number
ILL 2016-064
Site ID
Epiphytic plant squeeze
Site Name
Kettle Hole, Dickinson Co., IA
Coordinates
43.346936, -95.222101
Notes
Image by Jeremy Walls
Scalebar = 10 µm
Slide Number
ILL 2016-064
Site ID
Epiphytic plant squeeze
Site Name
Kettle Hole, Dickinson Co., IA
Coordinates
43.346936, -95.222101
Notes
Image by Jeremy Walls
Scalebar = 10 µm