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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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What are diatoms?
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Images of
Rhoicosphenia
abbreviata
(C.Agardh) Lange-Bert. 1980
Type Specimen
Slide Number
Academy of Natural Sciences GC 100222a
Site Name
SOAP C NR CORVALLIS, OR
Coordinates
44.6672, -123.2767
Caption
concave ventral valve
Scalebar = 10 µm
Slide Number
Academy of Natural Sciences GC 100222a
Site Name
SOAP C NR CORVALLIS, OR
Coordinates
44.6672, -123.2767
Caption
convex dorsal valve
Scalebar = 10 µm
Slide Number
Academy of Natural Sciences GC 110360a
Site ID
12128000
Site Name
LITTLE COTTONWOOD CREEK @ JORDAN RIVER NR SALT LAKE CITY, UTAH
Coordinates
40.6639, -111.9011
Caption
girdle view
Scalebar = 10 µm
Slide Number
Academy of Natural Sciences GC 100222a
Site Name
SOAP C NR CORVALLIS, OR
Coordinates
44.6672, -123.2767
Caption
convex dorsal valve
Scalebar = 10 µm
Slide Number
Academy of Natural Sciences GC 108219a
Site ID
12128000
Site Name
THORNTON CREEK NEAR SEATTLE, WASHINGTON
Coordinates
47.6958, -122.275
Caption
concave ventral valve
Scalebar = 10 µm
Site ID
M37PEOPC02
Name
Peoples Creek
Coordinates
48.26909, -108.89004
Caption
Internal view of a ventral valve
Scalebar = 1 µm
Site ID
M37PEOPC02
Name
Peoples Creek
Coordinates
48.26909, -108.89004
Caption
External view of a ventral valve
Scalebar = 1 µm
Site ID
M37PEOPC02
Name
Peoples Creek
Coordinates
48.26909, -108.89004
Caption
Internal view of a dorsal valve
Scalebar = 1 µm