It declares: “So many intermediate forms have been discovered between fish and amphibians, between amphibians and reptiles, between reptiles and mammals, and along the primate lines of descent that it often is difficult to identify categorically when the transition occurs from one to another particular species. ”
Selles teatatakse: „On leitud sedavõrd palju kalade ja kahepaiksete, kahepaiksete ja roomajate, roomajate ja imetajate ning primaatide põlvnemisliini vahevorme, et tihtilugu on raske kategooriliselt väita, kus toimub ühe konkreetse liigi üleminek teiseks. ”