Note 37 — Chapter III
Reading edition
Vide F. M. Balfour, “Comparison of the early stages of development in Vertebrates.” Quart. Jour. of Micr. Science, July, 1875.
Reading edition
Vide F. M. Balfour, “Comparison of the early stages of development in Vertebrates.” Quart. Jour. of Micr. Science, July, 1875.