ecofactbook
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species
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Animalia
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Cnidaria
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Hydrozoa
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Trachymedusae
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Rhopalonematidae
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Colobonema
silky medusa
kingdom: Animalia
phylum: Cnidaria
class: Hydrozoa
order: Trachymedusae
family: Rhopalonematidae
genus: Colobonema
species: Colobonema sericeum
Where does Colobonema sericeum live?
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