Note 113 — Chapter XI · REGENERATION IN EGG AND EMBRYO
Reading edition
The plane of the first cleavage has been shown in two urodeles to correspond, not to the median longitudinal plane, but to a cross-plane of the embryo.
Reading edition
The plane of the first cleavage has been shown in two urodeles to correspond, not to the median longitudinal plane, but to a cross-plane of the embryo.