Diatoms of North AmericaDiatoms of North America

NRSA0151_17.jpg

  • Species
    Psammothidium semiapertum
  • Site ID
    ANSP NRSA0151
  • Name
    Unnamed Stream, South Dakota
  • Caption
    Internal view of rapheless valve
  • Coordinates
    47.280013, -101.177966
  • Scalebar = 2 µm
Psammothidium semiapertum SEM3

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