| Zoology - 1894 - 518 pages
...of their parts ; so much so, in fact, that we can often distinguish the embryos only by their size. In my possession are two little embryos in spirit,...birds, or very young Mammalia, so complete is the mode of formation of the head and trunk in these animals." This, I think, shows quite clearly Darwin's... | |
| Charles Darwin - Evolution - 1861 - 470 pages
...of their parts ; so much so, in fact, that we can often distinguish the embryos only by their size. In my possession are two little embryos in spirit,...have omitted to attach, and at present I am quite imable to say to what class they belong. They may be lizards, or small birds, or very young mammalia,... | |
| Charles Darwin - Evolution - 1864 - 472 pages
...of their parts ; so much so, in fact, that we can often distinguish the embryos only by their size. In my possession are two little embryos in spirit,...to what class they belong. They may be lizards, or email birds, or very young mammalia, so complete is the similarity in the mode of formation of the... | |
| Joseph John Murphy - Biology - 1869 - 384 pages
...characters of the variety or of the individual. This is the statement of Von Bar's great and simple law. 1 " In my possession are two little embryos in spirit,...complete is the similarity in the mode of formation of tha head and trunk in these animals. The extremities, however, are still absent in these embryos. But... | |
| Woolhope Naturalists' Field Club - Herefordshire (England) - 1869 - 402 pages
...say to what class they belong. They may be lizards, they may be small birds, or very young mammals ; so complete is the similarity in the mode of formation of the head and trunk. The extremities have not yet made their appearance. But even if they existed in the earliest stage,... | |
| Charles Darwin - Evolution - 1870 - 468 pages
...of their parts ; so much so, in fact, that we can often distinguish the embryos only by their size. In my possession are two little embryos in spirit,...have omitted to attach, and at present I am quite imable to say to what class they belong. They may be lizards, or small birds, or very young mammalia,... | |
| Joel Moody - Good and evil - 1871 - 358 pages
...development of their parts ; so much in fact that we can often distinguish the embryos only by their size. In my possession are two little embryos in spirit...similarity in the mode of formation of the head and trunk of these animals. The extremities are still absent in these embryos, but. even if they existed in the... | |
| George St. Clair - Evolution - 1873 - 280 pages
...to distinguish the embryos of mammal, bird, lizard, or snake. "In my possession," says Von Baer, " are two little embryos in spirit, whose names I have omitted to attach, and at 1 Principles of Biology, i. 309, 381. present I am quite unable to say to what class they belong. They... | |
| Charles Darwin - 1875 - 504 pages
...distinguish the embryos only by their size. " In my possession are two little embryos in spirit, whoso names " I have omitted to attach, and at present I..." mode of formation of the head and trunk in these animal*. The "extremities, however, are still absent in these embryos. But " oven if they had existed... | |
| Arthur Cayley Headlam - Religion - 1878 - 578 pages
...say to what class they belong. They may be lizards, they may be small birds, or very young mammals ; so complete is the similarity in the mode of formation of the head and trunk. The extremities have not yet made their appearance. But even if they existed in the earliest stage,... | |
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