Marina Potapova

Review Board Member - Taxon Contributor
Assistant Curator, Diatom Herbarium, Academy of Natural Sciences Philadelphia of Drexel University

Pickett, Frank

 

Rosen, Barry

Diatoms are forever

 

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My studies are focused on the ecology and taxonomy of freshwater, mostly river diatoms. Examination of diatom samples from various parts of the world inspired my interest on biogeography of microbes. I am also interested in systematics and evolutionary history of monoraphid diatoms that are adapted to life in unstable and high-energy environments. I hope that this site will be helpful for those who work with diatoms, but also for anyone who wants to learn more about these fascinating microorganisms.

Genera Contributed

Achnanthidium | Rossithidium |

Species Reviewed

Eunotia cataractarum | Eunotia montuosa | Eunotia orthohedra | Gomphonema acuminatum | Gomphonema kobayasii | Gomphonema mexicanum | Gomphonema stoermeri | Gomphonema ventricosum | Frickea lewisiana | Cocconeis rugosa | Nitzschia exilis | Nitzschia fonticoloides | Nitzschia inconspicua | Nitzschia innominata | Nitzschia perminuta | Gomphonema brasiliense | Gomphosphenia grovei | Gomphosphenia lingulatiformis | Gomphoneis eriense | Nitzschia recta | Nitzschia sociabilis | Hygropetra balfouriana | Nitzschia dissipata subsp. oligotraphenta | Navicula ludloviana | Navicula oblonga | Navicula peregrina | Navicula rhynchotella | Navicula streckerae | Navicula vaneei | Navicula walkeri | Navicula cryptocephaloides | Navicula cryptofallax | Navicula flatheadensis | Navicula galloae | Navicula pseudolanceolata | Staurophora tackei | Staurophora wislouchii | Mastogloia elliptica | Mastogloia pumila | Navicula duerrenbergiana | Stauroneis bryocola | Stauroneis conspicua | Stauroneis fluminopsis | Stauroneis kootenai | Stauroneis neohyalina | Stauroneis livingstonii | Stauroneis reichardtii | Stauroneis schroederi | Eunotia exigua | Eunotia incisa | Eunotia microcephala | Eunotia naegelii | Eunotia nymanniana | Eunotia paludosa | Eunotia rhomboidea | Eunotia subherkiniensis | Eunotia tenella | Eunotia trinacria | Didymosphenia geminata | Frustulia crassinervia | Frustulia krammeri | Frustulia neomundana | Frustulia quadrisinuata | Cavinula scutiformis | Cymbella amplificata | Navicula oppugnata | Navicula cari | Navicula cincta | Achnanthes coarctata | Cymbella neocistula | Cymbopleura lapponica | Cymbopleura rupicola | Navicula hodgeana | Gomphonema johnsonii | Pseudostaurosira trainorii |

Genera Reviewed

Cymbella | Encyonema | Gomphonema | Karayevia | Planothidium | Psammothidium |

Potapova's Links

Diatom Herbarium, Academy of Natural Sciences of Drexel University
Personal Research Page
Interim online database of the Diatom Herbarium

Species Contributed

Achnanthidium alpestre
Achnanthidium atomus
Achnanthidium deflexum
Achnanthidium druartii
Achnanthidium duthiei
Achnanthidium eutrophilum
Achnanthidium exiguum
Achnanthidium gracillimum
Achnanthidium kranzii
Achnanthidium kriegeri
Achnanthidium latecephalum
Achnanthidium minutissimum
Achnanthidium pyrenaicum
Achnanthidium reimeri
Achnanthidium rivulare
Aulacoseira alpigena
Aulacoseira ambigua
Aulacoseira crassipunctata
Aulacoseira granulata var. angustissima
Aulacoseira granulata
Aulacoseira herzogii
Aulacoseira humilis
Aulacoseira italica
Aulacoseira lirata
Aulacoseira muzzanensis
Aulacoseira nivalis
Aulacoseira nivaloides
Aulacoseira nygaardii
Aulacoseira pusilla
Aulacoseira subarctica
Aulacoseira tenella
Aulacoseira valida
Biremis circumtexta
Capartogramma crucicula
Cavinula scutelloides
Cocconeis fluviatilis
Cocconeis pediculus
Cocconeis placentula
Cymbella affinis
Cymbella excisiformis
Cymbella proxima f. gravida
Cymbella proxima
Cymbella subturgidula
Cymbella tropica
Cymbella turgidula
Diatoma mesodon
Diatoma moniliformis
Diatoma tenuis
Diatoma vulgaris
Eucocconeis alpestris
Eucocconeis americana
Eucocconeis flexella
Eucocconeis laevis
Fallacia latelongitudinalis
Geissleria acceptata
Geissleria decussis
Geissleria kriegeri
Geissleria lateropunctata
Geissleria punctifera
Hippodonta capitata subsp. iberoamericana
Hippodonta capitata
Hippodonta coxiae
Hippodonta hungarica
Karayevia amoena
Karayevia clevei
Karayevia laterostrata
Karayevia oblongella
Karayevia ploenensis var. gessneri
Karayevia suchlandtii
Lemnicola hungarica
Melosira varians
Navicula angusta
Navicula caterva
Navicula cryptocephala
Navicula erifuga
Navicula germainii
Navicula geronimensis
Navicula goersii
Navicula gregaria
Navicula lanceolata
Navicula libonensis
Navicula longicephala
Navicula notha
Navicula radiosa
Navicula recens
Navicula reichardtiana
Navicula rostellata
Navicula slesvicensis
Navicula subminuscula
Navicula subrhynchocephala
Navicula subrostellata
Navicula tripunctata
Navicula venerablis
Navicula veneta
Navicula vilaplanii
Navicula viridulacalcis subsp. neomundana
Navicula viridula
Navicymbula pusilla
Nupela carolina
Nupela decipiens
Nupela elegantula
Nupela fennica
Nupela frezelii
Nupela impexiformis
Nupela lapidosa
Nupela neglecta
Nupela pennsylvanica
Nupela poconoensis
Nupela scissura
Nupela subrostrata
Nupela vitiosa
Nupela wellneri
Planothidium abbreviatum
Planothidium apiculatum
Planothidium biporomum
Planothidium calcar
Planothidium delicatulum
Planothidium dubium
Planothidium frequentissimum
Planothidium haynaldii
Planothidium lanceolatum
Planothidium rostratum
Platessa bahlsii
Platessa conspicua
Platessa hustedtii
Platessa kingstonii
Platessa lutheri
Platessa stewartii
Psammothidium bioretii
Psammothidium chlidanos
Psammothidium curtissimum
Psammothidium daonense
Psammothidium didymum
Psammothidium harveyi
Psammothidium helveticum
Psammothidium lauenburgianum
Psammothidium levanderi
Psammothidium marginulatum
Psammothidium pennsylvanicum
Psammothidium scoticum
Psammothidium semiapertum
Psammothidium subatomoides
Reimeria sinuata
Reimeria uniseriata
Rhoicosphenia abbreviata
Rossithidium anastasiae
Rossithidium nodosum
Rossithidium petersenii
Rossithidium pusillum
Sellaphora californica
Sellaphora hohnii
Sellaphora meridionalis
Sellaphora pulchra
Sellaphora rexii
Sellaphora subfasciata
Sellaphora wallacei
Stephanodiscus yellowstonensis
Surirella angusta
Surirella brebissonii
Surirella iowensis
Synedra mazamaensis