| 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 (After Harrison, unpublished.)' |