Home
Practitioners
Morphology
All Morphological Groups
Centric
Araphid
Eunotioid
Symmetric Biraphid
Monoraphid
Asymmetric Biraphid
Epithemioid
Nitzschioid
Surirelloid
Genera
Species
Glossary
About Us
About
News
Projects
Review Board
Taxon Contributors
Contact Us
What are diatoms?
Search
×
Diatoms of North America
Practitioners
Morphology
Centric
Araphid
Eunotioid
Symmetric Biraphid
Monoraphid
Asymmetric Biraphid
Epithemioid
Nitzschioid
Surirelloid
Genera
Species
Glossary
About Us
News
Projects
Review Board
Taxon Contributors
Contact Us
What are diatoms?
Search taxa, citations, glossary, contributors, and images
Submit
Close search
NCPA0268_PSscoticum_1b_ed.jpg
Species
Psammothidium scoticum
Slide Number
ANSP GC58908
Site ID
ANSP GCM4483
Name
Middle Branch Big Run, PA
Caption
raphe valve
Coordinates
41.192261, -77.78381
Scalebar = 10 µm
