Cifonauta

marine biology image database

11127 photos | 589 videos | 72 tags | 630 species | 89 places

1426 files founds

taxon (species):

Clypeaster subdepressus

1426 files

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Juvenile sea biscuit

Oral region with the lantern of Aristotle in formation.

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Juvenile sea biscuit

Structure in the anal region.

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Pluteus larva of a sea biscuit

Larva with three pairs of arms.

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Juvenile sea biscuit

Oral region with the lantern of Aristotle in formation.

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Coelomocytes of a sea biscuit

Perivisceral coelom cells.

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Embryo during blastula formation

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Células ectodérmicas durante formação da blástula em uma bolacha-do-mar

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Pluteus larva of a sea biscuit

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Embryo with 4 cells

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Coelomocytes of a sea biscuit

Perivisceral coelom cells.

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Juvenile sea biscuit after metamorphosis

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Pluteus larva of a sea biscuit

Early eight-arm stage.

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Pluteus larva of a sea biscuit

Growth of antero-lateral pair of arms (2nd pair).

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Juvenile sea biscuit

Oral region.

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Pluteus larva of a sea biscuit

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Embryo with 1 cell

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Embryo during blastula formation

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Pluteus larva of a sea biscuit

Pigmented and transparent granules present in epithelial cells.

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Pluteus larva of a sea biscuit

Stage with three pairs of arms.

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Pluteus larva of a sea biscuit

Larva with three pairs of arms.

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Embryo with 1 cell

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Embryo during blastula formation

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Gastrula

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Pluteus larva of a sea biscuit

Stage with three pairs of arms.

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Pluteus larva of a sea biscuit

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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

Stage with four pairs of arms.

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Juvenile sea biscuit

Lantern of Aristotle and sphaeridium.

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Pluteus larva of a sea biscuit with an extra arm

Arm growing on an unusual site.

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Embryo with 4 cells

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Embryos with 1 cell

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Pluteus larva of a sea biscuit

Larva with six arms.

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Second cell division

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Células ectodérmicas durante formação da blástula de uma bolacha-do-mar

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Pluteus larva of a sea biscuit

Early stage with two arms (post-oral).

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Pluteus larva of a sea biscuit

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Pluteus larva of a sea biscuit

Microalgae in the larval gut.

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First cleavage

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Pluteus larva of a sea biscuit

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Prism larva

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