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Protisten.de
Tiny Organisms in Aquatic Habitats
Protisten.de
Tiny Organisms in Aquatic Habitats
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Bacteria
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Proteobacteria
Cyanobacteria
and Chlorobi
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Algae without Flagella (1)
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Green-colored
Algae from
different taxonomic
Units
Streptophyta,
Desmids:
Cosmarium
Streptophyta,
Desmids:
Staurastrum
Streptophyta,
Mesostig-
matophyceae
Streptophyta,
Desmids:
Euastrum
Streptophyta,
Desmids:
Xanthidium
Streptophyta,
Desmids:
Closteriaceae
Streptophyta,
Desmids:
Micrasterias
Streptophyta,
other
Zygnematophyceae
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Algae without Flagella (2)
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Diatoms
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Diatoms
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Heliozoic Amoebae
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Metazoa
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Extended Observation Descriptions
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Amoeboid Protists
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Naked Amoebae
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Saccamoeba limax
Hunting for
Pyxidicula
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Testate Amoebae
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Pyxidicula operculata
as a Neuston Organism
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Heliozoic Amoebae
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Defecation in
Nuclearia
spec.
Nuclearia delicatula
, a Multinucleated Organism
Cell Division in
Nuclearia simplex
Raphidocystis pallida
as Neuston Member
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Chlorophytes
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Chlorella
spec. as Zoochlorellae
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Streptophytes (Desmids)
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Mitochondria in
Micrasterias
Dictyosomes in
Micrasterias
Primary cell wall in
Micrasterias fimbriata
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Ciliates
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Fine Structure of
Coleps hirtus
Carapace
Platycola longicollis
on Java Moss
Binary Fission in
Vorticella
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Diatoms
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Sexual Reproduction of
Melosira lineata
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Cnidaria
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Fine Structure of
Hydra viridissima
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Rotifers
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Ptygura kostei
on Java Moss
Ptygura longicornis
on Java Moss
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Bacteria
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Proteobacteria
Cyanobacteria and Chlorobi
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Algae without Flagella (1)
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Green-colored Algae from different taxonomic Units
Green-colored Algae: Streptophyta, Mesostigmatophyceae
Green-colored Algae: Streptophyta, Desmidiales, Closteriaceae
Green-colored Algae: Streptophyta, Desmidiaceae,
Cosmarium
Green-colored Algae: Streptophyta, Desmidiaceae,
Euastrum
Green-colored Algae: Streptophyta, Desmidiaceae,
Micrasterias
Green-colored Algae: Streptophyta, Desmidiaceae,
Staurastrum
Green-colored Algae: Streptophyta, Desmidiaceae,
Xanthidium
Green-colored Algae: Streptophyta, other Zygnematophyceae
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Algae without Flagella (2)
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Diatoms
Other Golden-brownish-colored Algae
Reddish-colored Algae
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Flagellate Organisms
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Colored Flagellates
Colorless Flagellates
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Amoeboid Protists
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Naked Amoebae
Testate Amoebae
Heliozoic Amoebae
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Ciliates
Diatoms
Heliozoic Amoeboids
Metazoa
Extended Observation Descriptions
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Amoeboid Protists
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Naked Amoebae
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Saccamoeba limax
Hunting for
Pyxidicula
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Testate Amoebae
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Pyxidicula operculata
as a Neuston Organism
Close
Heliozoic Amoebae
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Defecation in
Nuclearia
spec.
Nuclearia delicatula
, a Multinucleated Organism
Cell Division in
Nuclearia simplex
Raphidocystis pallida
as Neuston Member
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Chlorophytes
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Chlorella
spec. as Zoochlorellae
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Streptophytes (Desmids)
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Mitochondria in
Micrasterias
Dictyosomes in
Micrasterias
Primary cell wall in
Micrasterias fimbriata
Close
Ciliates
Close
Fine Structure of
Coleps hirtus
Carapace
Platycola longicollis
on Java Moss
Binary Fission in
Vorticella
Close
Diatoms
Close
Sexual Reproduction of
Melosira lineata
Close
Cnidaria
Close
Fine Structure of
Hydra viridissima
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Rotifers
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Ptygura kostei
on Java Moss
Ptygura longicornis
on Java Moss
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Organisms grouped by Taxonomy
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Desmidiales and
Zygnematales –
Archaeplastida
All Items
Desmidiales
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Desmidiaceae
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Actinotaenium cucurbitinum
Bambusina borreri
Bambusina borreri
cysts
Desmidium
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Desmidium grevillei
Desmidium swartzii
Docidium undulatum
– Prof. R. Lenzenweger
Haplotaenium rectum
Hyalotheca
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Hyalotheca dissiliens
Hyalotheca minor
Hyalotheca mucosa
var.
laevicincta
Pleurotaenium
Close
Pleurotaenium crenulatum
Pleurotaenium ehrenbergii
Pleurotaenium trabecula
var.
trabecula
Pleurotaenium trabecula
var.
elongatum
Spondylosium pulchellum
Tetmemorus
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Tetmemorus brebissonii
var.
brebissonii
Tetmemorus laevis
var.
laevis
Tetmemorus granulatus
var.
granulatus
Gonatozygaceae
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Gonatozygon kinahanii
Peniaceae
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Penium
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Penium polymorphum
var.
polymorphum
Penium spirostriolatum
Zygnematales
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Mesotaeniaceae
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Cylindrocystis
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Cylindrocystis brebissonii
Cylindrocystis crassa
Mesotaenium chlamydosporum
Spirotaenia erythrocephala
Tortitaenia obscura
Zygnemataceae
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Mougeotia
spec.
Netrium
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Netrium digitus
Netrium digitus
var.
latum
Netrium digitus
var.
lamellosum
Netrium oblongum
Planotaenium interruptum
Spirogyra
spec.
Zygnema
spec.
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All Items
Desmidiales
Desmidiaceae
Actinotaenium cucurbitinum
Bambusina borreri
Bambusina borreri
cysts
Desmidium
Desmidium grevillei
Desmidium swartzii
Docidium undulatum
– Prof. R. Lenzenweger
Haplotaenium rectum
Hyalotheca
Hyalotheca dissiliens
Hyalotheca minor
Hyalotheca mucosa
var.
laevicincta
Pleurotaenium
Pleurotaenium crenulatum
Pleurotaenium ehrenbergii
Pleurotaenium trabecula
var.
trabecula
Pleurotaenium trabecula
var.
elongatum
Spondylosium pulchellum
Tetmemorus
Tetmemorus brebissonii
var.
brebissonii
Tetmemorus laevis
var.
laevis
Tetmemorus granulatus
var.
granulatus
Gonatozygaceae
Gonatozygon kinahanii
Peniaceae
Penium
Penium polymorphum
var.
polymorphum
Penium spirostriolatum
Zygnematales
Mesotaeniaceae
Cylindrocystis
Cylindrocystis brebissonii
Cylindrocystis crassa
Mesotaenium chlamydosporum
Spirotaenia erythrocephala
Tortitaenia obscura
Zygnemataceae
Mougeotia
spec.
Netrium
Netrium digitus
Netrium digitus
var.
latum
Netrium digitus
var.
lamellosum
Netrium oblongum
Planotaenium interruptum
Spirogyra
spec.
Zygnema
spec.
Illustrated Key for
Desmids (Zygnematophyceae)
Zygnematophyceae/Desmidiales/
Desmidiaceae (coccoid part, genera with elongated cells)
Actinotaenium
cucurbitinum
Docidium
undulatum
Docidium
undulatum
Haplotaenium
rectum
Pleurotaenium
crenulatum
Pleurotaenium
ehrenbergii
Pleurotaenium
trabecula
var.
trabecula
Pleurotaenium
trabecula
var.
elongatum
Tetmemorus
brebissonii
Tetmemorus
granulatus
var.
granulatus
Tetmemorus
laevis
var.
laevis
Actinotaenium
cucurbitinum
Docidium
undulatum
Docidium
undulatum
Haplotaenium
rectum
Pleurotaenium
crenulatum
Pleurotaenium
ehrenbergii
Pleurotaenium
trabecula
var.
trabecula
Pleurotaenium
trabecula
var.
elongatum
Tetmemorus
brebissonii
Tetmemorus
granulatus
var.
granulatus
Tetmemorus
laevis
var.
laevis
Zygnematophyceae/Desmidiales/
Gonatozygaceae
Gonatozygon
kinahanii
Gonatozygon
kinahanii
Zygnematophyceae/Desmidiales/
Peniaceae
Penium
polymorphum
Penium
polymorphum
Penium
spirostriolatum
Penium
polymorphum
Penium
polymorphum
Penium
spirostriolatum
Zygnematophyceae/Zygnematales/
Mesotaeniaceae
Cylindrocystis
brebissonii
Cylindrocystis
brebissonii
Cylindrocystis
crassa
Mesotaenium
chlamydosporum
Spirotaenia
erythrocephala
Cylindrocystis
brebissonii
Cylindrocystis
brebissonii
Cylindrocystis
crassa
Mesotaenium
chlamydosporum
Spirotaenia
erythrocephala
Archaeplastida – Chloroplastida – Streptophyta
Zygnematophyceae/Zygnematales/
Zygnemataceae (coccoid part)
Netrium
digitus
Netrium
digitus
Netrium
digitus
var.
lamellosum
Netrium
digitus
var.
latum
Netrium
oblongum
Planotaenium
interruptum
Netrium
digitus
Netrium
digitus
Netrium
digitus
var.
lamellosum
Netrium
digitus
var.
latum
Netrium
oblongum
Planotaenium
interruptum
Zygnematophyceae/Desmidiales/ Desmidiaceae (filamentous part)
Bambusina
borreri
Bambusina
borreri
Bambusina
borreri
cyst
Desmidium
grevillei
Desmidium
grevillei
Desmidium
grevillei
Desmidium
swartzii
Hyalotheca
dissiliens
Hyalotheca
dissiliens
Hyalotheca
minor
Hyalotheca
mucosa
var.
laevicincta
Spondylosium
pulchellum
Bambusina
borreri
Bambusina
borreri
Bambusina
borreri
cyst
Desmidium
grevillei
Desmidium
grevillei
Desmidium
grevillei
Desmidium
swartzii
Hyalotheca
dissiliens
Hyalotheca
dissiliens
Hyalotheca
minor
Hyalotheca
mucosa
var.
laevicincta
Spondylosium
pulchellum
Zygnematophyceae/Zygnematales/ Zygnemataceae (filamentous part)
Mougeotia
spec.
Mougeotia
spec.
Mougeotia
spec.
Mougeotia
spec.
Spirogyra
spec.
Spirogyra
spec.
Spirogyra
spec.
Zygnema
spec.
Mougeotia
spec.
Mougeotia
spec.
Mougeotia
spec.
Mougeotia
spec.
Spirogyra
spec.
Spirogyra
spec.
Spirogyra
spec.
Zygnema
spec.
© Wolfgang Bettighofer 2023–2024
New items
Centropyxis
discoides
Centropyxis
gibba
Centropyxis
cassis
Centropyxis
elongata
Centropyxis
oblonga
Galeripora
bathystoma
Difflugia
capreolata
Difflugia lebes
var.
masurica
Difflugia
globulosa
Difflugia
truncata
Difflugia
parva
Difflugia
globularis
Micrasterias
fimbriata
Trieres
chinensis
Coscinodiscus
wailesii
Coscinodiscus
concinnus
Euglypha
filifera
Trinema
lineare
Difflugia
urceolata
Trinema
enchelys
Centropyxis
oblonga
Galeripora
artocrea
Arcella
crenulata
Epithemia
spec.
Difflugia
brevicolla
Cocconeis
placentula
var.
euglypta
Difflugia
bryophila
Lesquereusia
spiralis
Gibbocarina
galeata
Arcella
mitrata
Arcella
gibbosa
Arcella conica
Euastrum
didelta
Difflugia
immanata
Cylindrifflugia
acuminata
Aulacoseira
granulata
Hyalotheca
mucosa
var.
laevicincta
Haplotaenium
rectum
Difflugia
bacillifera
Difflugia
brevicaulis
Cosmarium
nasutum
Closterium
striolatum
Staurastrum
teliferum
Cosmarium
pseudopyramidatum
New items
Centropyxis
discoides
Centropyxis
gibba
Centropyxis
cassis
Centropyxis
elongata
Centropyxis
oblonga
Galeripora
bathystoma
Difflugia
capreolata
Difflugia lebes
var.
masurica
Difflugia
globulosa
Difflugia
truncata
Difflugia
parva
Difflugia
globularis
Micrasterias
fimbriata
Trieres
chinensis
Coscinodiscus
wailesii
Coscinodiscus
concinnus
Euglypha
filifera
Trinema
lineare
Difflugia
urceolata
Trinema
enchelys
Centropyxis
oblonga
Galeripora
artocrea
Arcella
crenulata
Epithemia
spec.
Difflugia
brevicolla
Cocconeis
placentula
var.
euglypta
Difflugia
bryophila
Lesquereusia
spiralis
Gibbocarina
galeata
Arcella
mitrata
Arcella
gibbosa
Arcella conica
Euastrum
didelta
Difflugia
immanata
Cylindrifflugia
acuminata
Aulacoseira
granulata
Hyalotheca
mucosa
var.
laevicincta
Haplotaenium
rectum
Difflugia
bacillifera
Difflugia
brevicaulis
Cosmarium
nasutum
Closterium
striolatum
Staurastrum
teliferum
Cosmarium
pseudopyramidatum