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Cifonauta
marine biology image database
11127 photos | 589 videos | 72 tags | 630 species | 89 places
2447 files founds
taxon (phylum):
Echinodermata
2447 files
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Four-cell stage embryo
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Pluteus larva of a sea biscuit
Detail of the gut.
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Brittle star
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Brittle star larva
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Sea cucumber
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Sea cucumber
Blastula.
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Pluteus larva of a sea biscuit
Early eight-arm stage. Well developed vestibule in contact with the left coelom.
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Sea cucumber
Blastula.
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Juvenile sea biscuit
Spines.
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Sand dollar
First cleavage
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Pluteus larva of a sea biscuit
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Brittle star
Invasive brittle star on octocoral host.
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Sea biscuit metamorphosis
Regression of larval tissues. Spicules of the larval skeleton are still present in the aboral region.
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Four-cell stage embryo
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Juvenile sea biscuit
Oral region with the lantern of Aristotle in formation.
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Blastula
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Pluteus larva of a sea biscuit
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Gastrula
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Sea cucumber
Adult specimen. Detail of body wall and ossicles.
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Brittle star
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Pluteus larva of a sea biscuit
Larva with four pairs of arms.
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Pluteus larva of a sea biscuit
Larva with six arms.
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Embryos initiating the first cleavage
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Sea biscuit metamorphosis
Regression of larval tissues. Spicules of the larval skeleton are still present in the aboral region.
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Pluteus larva of a sea biscuit
Larva with three pairs of arms.
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Sperm
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Pluteus larva of a sea biscuit
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Blastula
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Feather star
Pentacrinoid larva of a feather star on a hydroid (Eudendrium carneum).
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Four-cell stage embryo
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Embryo with 16 cells
Lateral view of mesomeres.
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Sea cucumber
Female spawning.
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Nudibranch (sea slug)
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Juvenile sea biscuit
Oral region with the lantern of Aristotle in formation.
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Sand dollar
Zygote.
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Coelomocytes of a sea biscuit
Perivisceral coelom cells.
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Pluteus larva of a sea biscuit
Frontal view of a two-arm larva.
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Gastrula
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Juvenile sea biscuit after metamorphosis
Remnants of the larval skeleton in the aboral region of the juvenile.
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Juvenile sea biscuit after metamorphosis
Ossicles of the lantern of Aristotle in formation at the oral region.
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