Smithsonian National Museum of Natural History: Diatom: Diploneis commemorabilis
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Smithsonian National Museum of Natural History: Diatom: Biddulphia cornigera
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Smithsonian National Museum of Natural History: Diatom: Biddulphia discursa
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Smithsonian National Museum of Natural History: Diatom: Biddulphia trisinua
Smithsonian National Museum of Natural History: Diatom: Biddulphia cingulata
Smithsonian National Museum of Natural History: Diatom: Actinoptychus radulus
Smithsonian National Museum of Natural History: Diatom: Endictya ovale
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Smithsonian National Museum of Natural History: Diatom: Aulacodiscus gracilis
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Smithsonian National Museum of Natural History: Diatom: Navicula partricia
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Smithsonian National Museum of Natural History: Diatom: Aulacodiscus rotulus
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Smithsonian National Museum of Natural History: Diatom: Auliscus quadratus
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Smithsonian National Museum of Natural History: Diatom: Biddulphia turrigera
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Smithsonian National Museum of Natural History: Diatom: Coscinodiscus undulosus
Smithsonian National Museum of Natural History: Diatom: Biddulphia abjecta
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Smithsonian National Museum of Natural History: Diatom: Actinoptychus astrifer
Smithsonian National Museum of Natural History: Diatom: Biddulphia trisinua
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Smithsonian National Museum of Natural History: Diatom: Auliscus suppletus
Smithsonian National Museum of Natural History: Diatom: Brightwellia perelaborata
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Smithsonian National Museum of Natural History: Diatom: Adoneis pacifica
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Smithsonian National Museum of Natural History: Diatom: Amphiprora tigrina
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Smithsonian National Museum of Natural History: Diatom: Allonitzschia munifica
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Smithsonian National Museum of Natural History: Diatom: Auliscus philippinarum
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Smithsonian National Museum of Natural History: Diatom:Amphora compacta
Smithsonian National Museum of Natural History: Diatom: Auliscus palosverdes
Smithsonian National Museum of Natural History: Diatom: Grammatophora probata
Smithsonian National Museum of Natural History: Diatom: Amphora anceps
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Smithsonian National Museum of Natural History: Diatom: Amphora lunaris
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Smithsonian National Museum of Natural History: Diatom: Adoneis pacifica
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Smithsonian National Museum of Natural History: Diatom: Auliscus oculus iridis
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Smithsonian National Museum of Natural History: Diatom: Navicula speciosa