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Diatoms of North America
Practitioners
Morphology
Centric
Araphid
Eunotioid
Symmetric Biraphid
Monoraphid
Asymmetric Biraphid
Epithemioid
Nitzschioid
Surirelloid
Genera
Species
Glossary
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Projects
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What are diatoms?
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Images of
Platessa
oblongella
(Østrup) C.E. Wetzel, Lange- Bertalot and Ector 2017
Type Specimen
Slide Number
ANSP GC114951b
Site ID
ANSP NRSA1189
Site Name
Ryan Creek, CA
Coordinates
40.725278, -124.115278
Caption
Rapheless valve
Scalebar = 10 µm
Slide Number
ANSP GC114951b
Site ID
ANSP NRSA1189
Site Name
Ryan Creek, CA
Coordinates
40.725278, -124.115278
Caption
Rapheless valve
Scalebar = 10 µm
Slide Number
ANSP GC114951b
Site ID
ANSP NRSA1189
Site Name
Ryan Creek, CA
Coordinates
40.725278, -124.115278
Caption
Raphe valve
Scalebar = 10 µm
Slide Number
ANSP GC114951b
Site ID
ANSP NRSA1189
Site Name
Ryan Creek, CA
Coordinates
40.725278, -124.115278
Caption
Rapheless valve
Scalebar = 10 µm
Slide Number
ANSP GC114951b
Site ID
ANSP NRSA1189
Site Name
Ryan Creek, CA
Coordinates
40.725278, -124.115278
Caption
Raphe valve
Scalebar = 10 µm
Slide Number
ANSP GC114951b
Site ID
ANSP NRSA1189
Site Name
Ryan Creek, CA
Coordinates
40.725278, -124.115278
Caption
Rapheless valve
Scalebar = 10 µm
Slide Number
ANSP GC104328b
Site ID
ANSP GSN23403
Site Name
ILL RIVER NEAR BLACKSTONE, MA
Coordinates
42.0408, -71.5156
Caption
Raphe valve
Scalebar = 10 µm
Site ID
ANSP NRSA1189
Name
Ryan Creek, CA
Coordinates
40.725278, -124.115278
Caption
Internal view of rapheless valve
Scalebar = 2 µm
Site ID
ANSP NRSA1189
Name
Ryan Creek, CA
Coordinates
40.725278, -124.115278
Caption
Internal view of raphe valve
Scalebar = 2 µm
Site ID
ANSP NRSA1189
Name
Ryan Creek, CA
Coordinates
40.725278, -124.115278
Caption
External view of raphe valve
Scalebar = 2 µm
Site ID
ANSP NRSA1189
Name
Ryan Creek, CA
Coordinates
40.725278, -124.115278
Caption
External view of rapheless valve
Scalebar = 2 µm