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Lucania parva.
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Lucania parva : Egg with blastoderm of 16 cells.
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Lucania parva : Egg with blastoderm of 2 cells.
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Lucania parva : Egg with blastoderm of 4 cells.
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Lucania parva : Egg with blastoderm of 8 cells.
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Lucania parva : Mature unfertilized egg.
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Lucania parva : Egg just before hatching.
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Lucania parva : Egg 48 hours after fertilization.
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Lucania parva : Egg 90 hours after fertilization.
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Lucania parva : Egg with blastoderm showing advanced stage in differentiation of embryonic shield; EA, embryonic area; EEA, extra-embryonic area. GR, germ ring..
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Lucania parva : Egg showing early stage in formation of blastodisc (np).
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Lucania parva : Egg with blastoderm showing germ ring (GR) fully differentiated : PP, posterior pole of blastoderm.
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Lucania parva : Egg 68 hours after fertilization, viewed from the dorsal aspect of the head of the embryo.
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Lucania parva : Larval fish 7 days after hatching, actual length 6 mm..
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Lucania parva : Egg 68 hours after fertilization, viewed from the anterior aspect of the head of the embryo.
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Lucania parva : Newly hatched fish, actual length 4.5 mm..
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Lucania parva : Egg 24 hours after fertilization; KV, Kupffer's vesicle.
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