Transformation series of Stichopus californicus. Fully mature auricularia, 18 days old, just prior to the onset of metamorphosis. Body length 595 µ Oblique lateral view. |
Beginning of transformation as as bands fragment. Body length 590 µ Oblique lateral view. |
Mid-transformation, bands rearranging. Body length 400 µ Oblique lateral view. |
Newly-formed formed doliolaria, end of the initial phase of metamorphosis. Body length 360 µ Oblique lateral view. |