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Protisten.de
Tiny Organisms in Aquatic Habitats
Protisten.de
Tiny Organisms in Aquatic Habitats
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Green-colored
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except desmids
Cosmarium
(Streptophyta,
Desmids)
Staurastrum
(Streptophyta,
Desmids)
Mesostig-
matophyceae
(Streptophyta)
Euastrum
(Streptophyta,
Desmids)
Xanthidium
(Streptophyta,
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Saccamoeba limax
Hunting for
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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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Chlorella
spec. as Zoochlorellae
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Dictyosomes in
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Primary cell wall in
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Fine Structure of
Coleps hirtus
Carapace
Platycola longicollis
on Java Moss
Binary Fission in
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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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Ptygura kostei
on Java Moss
Ptygura longicornis
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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 except desmids
Mesostigmatophyceae (Streptophyta)
Closteriaceae (Streptophyta, Desmidiales)
Cosmarium
(Streptophyta, Desmidiaceae)
Euastrum
(Streptophyta, Desmidiaceae)
Micrasterias
(Streptophyta, Desmidiaceae)
Staurastrum
(Streptophyta, Desmidiaceae)
Xanthidium
(Streptophyta, Desmidiaceae)
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
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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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Organisms grouped by Taxonomy
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Metazoa – Obazoa (Opisthokonta)
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Porifera/Demospongiae
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Ephydatia fluviatilis
Spongilla lacustris
Cnidaria/Hydrozoa
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Cordylophora caspia
Craspedacusta sowerbii
Hydra viridissima
Laomedea flexuosa
Bilateria/Protostomia/Annelida
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Spirorbis
spec.
Bilateria/Protostomia/Bryozoa
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Bryozoa species
Fredericella sultana
Plumatella
spec.
Bilateria/Protostomia/Crustacea
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Bosmina longirostris
Daphnia pulex
Bilateria/Protostomia/Rotifera
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Bdelloidae
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Philodina megalotrocha
Rotaria tardigrada
Collothecaceae
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Collotheca
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Collotheca
spec.
Collotheca ornata
Stephanoceros fimbriatus
Flosculariaceae
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Floscularia ringens
Limnias melicerta
Ptygura
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Ptygura
spec.
Ptygura brachiata
Ptygura kostei
Ptygura longicornis
Ptygura pilula
Hexarthra
spec.
Filinia longiseta
Ploima
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Asplanchna priodonta
Brachionus
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Brachionus
spec.
Brachionus angularis bidens
Brachionus bidentatus
Keratella
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Keratella
spec.
Keratella cochlearis
Notommata allantois
Polyarthra
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Polyarthra
spec.
Polyarthra remata
Synchaeta
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Synchaeta
spec.
Synchaeta pectinata
Bilateria/Deuterostomia/ Echinodermata
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Asterozoa species
Bilateria/Deuterostomia/Chordata
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Teleostei species
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All Items
Porifera/Demospongiae
Ephydatia fluviatilis
Spongilla lacustris
Cnidaria/Hydrozoa
Cordylophora caspia
Craspedacusta sowerbii
Hydra viridissima
Laomedea flexuosa
Bilateria/Protostomia/Annelida
Spirorbis
spec.
Bilateria/Protostomia/Bryozoa
Bryozoa species
Fredericella sultana
Plumatella
spec.
Bilateria/Protostomia/Crustacea
Bosmina longirostris
Daphnia pulex
Bilateria/Protostomia/Rotifera
Bdelloidae
Philodina megalotrocha
Rotaria tardigrada
Collothecaceae
Collotheca
Collotheca
spec.
Collotheca ornata
Stephanoceros fimbriatus
Flosculariaceae
Floscularia ringens
Limnias melicerta
Ptygura
Ptygura
spec.
Ptygura brachiata
Ptygura kostei
Ptygura longicornis
Ptygura pilula
Hexarthra
spec.
Filinia longiseta
Ploima
Asplanchna priodonta
Brachionus
Brachionus
spec.
Brachionus angularis bidens
Brachionus bidentatus
Keratella
Keratella
spec.
Keratella cochlearis
Notommata allantois
Polyarthra
Polyarthra
spec.
Polyarthra remata
Synchaeta
Synchaeta
spec.
Synchaeta pectinata
Bilateria/Deuterostomia/ Echinodermata
Asterozoa species
Bilateria/Deuterostomia/Chordata
Teleostei species
Illustrated Key for
Metazoa – Obazoa (Opisthokonta, Protostomia)
Annelida
Spirorbis
spec.
Spirorbis
spec.
© Wolfgang Bettighofer 2023–2024
New items
Acutodesmus
acutiformis
Stephanodiscus
astraea
Desmatractum
bipyramidatum
Peridinium
cinctum
Coelastrum
pulchrum
Limnias
melicerta
Dimorphococcus
lunatus
Tetmemorus
brebissonii
Gloeodinium
montanum
Closterium
directum
Pleurotaenium
truncatum
Staurastrum
vestitum
var.
vestitum
Cosmarium
meneghinianum
Euastrum
didelta
Micrasterias
furcata
Micrasterias
jenneri
Micrasterias
radiosa
Euastrum
ventricosum
Euastrum
insigne
Actinotaenium
cucurbita
Micrasterias
fimbriata
Actinotaenium
cucurbita
Coscinodiscus
wailesii
Euglypha
filifera
Ditylum
brightwellii
New items
Acutodesmus
acutiformis
Stephanodiscus
astraea
Desmatractum
bipyramidatum
Peridinium
cinctum
Coelastrum
pulchrum
Limnias
melicerta
Dimorphococcus
lunatus
Tetmemorus
brebissonii
Gloeodinium
montanum
Closterium
directum
Pleurotaenium
truncatum
Staurastrum
vestitum
var.
vestitum
Cosmarium
meneghinianum
Euastrum
didelta
Micrasterias
furcata
Micrasterias
jenneri
Micrasterias
radiosa
Euastrum
ventricosum
Euastrum
insigne
Actinotaenium
cucurbita
Micrasterias
fimbriata
Actinotaenium
cucurbita
Coscinodiscus
wailesii
Euglypha
filifera
Ditylum
brightwellii