...once known by their larva to belong to the great class of crustaceans. As the embryo often shows us more or less plainly the structure of the less modified...their adult state the embryos of existing species of tho same class. Agassiz believes this to be a universal law of nature ; and we may hope hereafter to...

...degree, community of origin is often revealed by the structure of the larvse As the embryo often shows us more or less plainly the structure of the less modified...state, the embryos of existing species of the same classes Entomology rises greatly in interest, when we look at the embryo as a picture, more or less...

...great help in the search for a natural system of classification. He said: "As the embryo often shows us more or less plainly the structure of the less modified...the embryos of existing species of the same class." "Embryology," he added, "rises greatly in interest, when we look at the embryo as a picture, more or...

...clear that the embryo traversed the "adult" stages of the progenitors: "As the embryo often shows us more or less plainly the structure of the less modified...the embryos of existing species of the same class." 13 > In the sixth edition Darwin also expressed more firmly his confidence in Agassiz's law: "Agassiz...

...comes toward the end of the penultimate chapter of the final edition: "As the embryo often shows us more or less plainly the structure of the less modified...the embryos of existing species of the same class" (Darwin 1959, p. 704). Thus central and captivating blooms of Darwin's theory of evolution opened from...

...straightforward comes in the penultimate chapter of the final edition: "As the embryo often shows us more or less plainly the structure of the less modified...state the embryos of existing species of the same class."46 Thus central and diverting blooms of Darwin's theory of evolution opened from ideas initially...

...phase in the development of its progenitors." Darwin points out that, "...As the embryo often shows us more or less plainly the structure of the less modified...their adult state the embryos of existing species." Darwin sets forth another line of argument in support of evolution based on "serial homologies" , -...

...disguised, in the ontogenies of more recent types. Thus Darwin himself said: "As the embryo often shows us more or less plainly the structure of the less modified...the embryos of existing species of the same class". And Haeckel went farther still, making the assumption that the embryo was, in Garstang's phrase, nothing...