|Description||Slide shows tinted diagram of 'Cross-section of a larva of Amblystoma punctatum, at the level of the ear vesicle.'|
The lens in the larva is tinted red.
The diagram is labelled 'L.'
Title below image reads 'Fig. 28b. Cross-section of a larva of Amblystoma punctatum, at the level of the ear vesicle. L., well differentiated lens with lens fibers, which has developed by self-differentiation from presumptive lens cells transplanted in the neurula stage. (After Harrison, unpublished.)'