 | Robert Patterson - 1875 - 554 หน้า
...existed resembling in many respects the larvae of our present Ascidians, which diverged into two ^reat branches, the one retrograding in development and...summit of the animal kingdom, by giving birth to the vertebruta."* Thus it appears that Mr. Darwin deduces his origin, and that of mankind in general, from... | |
 | 1880 - 808 หน้า
...that at an extremely remote period a group of animals existed, resembling in many respects the larvae of our present Ascidians, which diverged into two...animal kingdom by giving birth to the vertebrata." Ascending now to the confines of the Vertebrate sub-kingdom of animals, we may trace the development... | |
 | 1880 - 798 หน้า
...that at an extremely remote period a group of animals existed resembling in many respects the larvae of our present Ascidians, which diverged into two...in development and producing the present class of Ascidia ; the other rising to the crown and summit of the animal kingdom by giving birth to the Vertebrata."... | |
 | Andrew Wilson - 1883 - 444 หน้า
...that at an extremely remote period a group of animals existed, resembling in many respects the larvae of our present Ascidians, which diverged into two...animal kingdom by giving birth to the Vertebrata." Ascending now to the confines of the Vertebrate sub-kingdom of animals, we may trace the development... | |
 | Andrew Wilson - 1883 - 408 หน้า
...that at an extremely remote period a group of animals existed, resembling in many respects the larvae of our present Ascidians, which diverged into two...one retrograding in development and producing the preFIG. 91.— AMPHJOXUS, OR LANCELET. sent class of Ascidians, the other rising to the crown and summit... | |
 | Charles Darwin - 1884 - 396 หน้า
...that at an extremely remote period a group of animals existed, resembling in many respects the larvse of our present Ascidians, which diverged into two...animal kingdom by giving birth to the Vertebrata. FROM NO BONE TO BACKBONE. p J64 The most ancient progenitors in the kingdom of the Vertebrata, at which... | |
 | Brooklyn Ethical Association - 1889 - 424 หน้า
...hermaphrodite, marine creatures permanently attached to a support. It is contended that the original group diverged into two great branches — " the one retrograding...rising to the crown and summit of the animal kingdom." The volumes that contained the chapters on the " Descent of Man " also contained five or six hundred... | |
 | 1871 - 682 หน้า
...present Ascidians, which diverged icto two great branches — the one retrograding in development, ana producing the present class of Ascidians, the other...animal kingdom by giving birth to the Vertebrata." These animals " probably gave rise" to » group of fishes like the Lancelot ; from these the lianoids... | |
 | Charles Darwin - 1896 - 890 หน้า
...that at an extremely remote period a group of animals existed, resembling in many respects the larvae of our present Ascidians, which diverged into two...their mutual affinities. We will now look to man as he exists; and we shall, I think, be able partially to restore the structure of our early progenitors,... | |
 | 1905 - 462 หน้า
...that at an extremely remote period a group of animals existed, resembling in many respects the larvae of our present Ascidians, which diverged into two...by giving birth to the Vertebrata. We have thus far endeavored rudely to trace the genealogy of the Vertebrata by the aid of their mutual affinities. We... | |
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We should then be justified in believing that at an extremely remote period a group of animals existed, resembling in many respects the larvae of our present Ascidians, which diverged into two great branches— the one retrograding in development and... 
