Juvenile S. lessoniana (16 mm mantle length) swimming in culture tank, viewed from above. Large chromatophores evident, both yellow and black. Note that fins have extended about halfway from the mantle tip toward the mantle opening at this stage of growth. The overall body pattern is characteristic of juveniles of this species when they are swimming near the water surface.
Maturity: Juvenile; Lab or Wild: Lab; Origin: W. pacific, e. japan