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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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Contact Us
What are diatoms?
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Images of
Nupela
frezelii
Potapova 2011
Type Specimen
Slide Number
ANSP GS 024284
Caption
raphe valve
Scalebar = 10 µm
Slide Number
ANSP GC111082a
Site ID
ANSP MEDP0029
Site Name
Souadabscook stream, ME
Coordinates
44.75908, 68.88578
Caption
raphe valve
Scalebar = 10 µm
Slide Number
ANSP GC 58951a
Site ID
ANSP NRSA0888
Site Name
Pawtuxet River, RI
Coordinates
41.71960, -71.47102
Caption
raphe valve
Notes
HOLOTYPE specimen
Scalebar = 10 µm
Slide Number
ANSP GC 58951a
Site ID
ANSP NRSA0888
Site Name
Pawtuxet River, RI
Coordinates
41.71960, -71.47102
Caption
rapheless valve
Notes
HOLOTYPE specimen
Scalebar = 10 µm
Slide Number
ANSP GC 58951a
Site ID
ANSP NRSA0888
Site Name
Pawtuxet River, RI
Coordinates
41.71960, -71.47102
Caption
raphe valve
Notes
holotype material
Scalebar = 10 µm
Slide Number
ANSP GC 58951a
Site ID
ANSP NRSA0888
Site Name
Pawtuxet River, RI
Coordinates
41.71960, -71.47102
Caption
rapheless valve
Notes
holotype material
Scalebar = 10 µm
Slide Number
ANSP GC111082a
Site ID
ANSP MEDP0029
Site Name
Souadabscook stream, ME
Coordinates
44.75908, 68.88578
Caption
rapheless valve
Scalebar = 10 µm
Site ID
ANSP NRSA0888
Name
Pawtuxet River, RI
Coordinates
41.71960, -71.47102
Caption
Apex of rapheless valve, external view
Scalebar = 2 µm
Site ID
ANSP NRSA0888
Name
Pawtuxet River, RI
Coordinates
41.71960, -71.47102
Caption
External view of rapheless valve
Scalebar = 2 µm
Site ID
ANSP NRSA0888
Name
Pawtuxet River, RI
Coordinates
41.71960, -71.47102
Caption
External view of raphe valve
Scalebar = 2 µm
Site ID
ANSP NRSA0888
Name
Pawtuxet River, RI
Coordinates
41.71960, -71.47102
Caption
Internal view of rapheless valve
Scalebar = 2 µm