Example sentences for "comparative anatomy and ontogeny"
If the evidence of comparative anatomy and ontogeny is ever entirely beyond suspicion, it is certainly the case here.
From these pregnant facts of comparative anatomy and ontogeny it follows absolutely that the whole of the Mammals belong to a single natural stem, which branched off at an early date from the reptile-root.
The vertebrate form that comes next to the Amphibia in the series of our ancestors is a lizard-like animal, the earlier existence of which can be confidently deduced from the facts of comparative anatomy and ontogeny.
We may now, therefore, approach our proper task, and reconstruct the phylogeny of man in its chief lines with the aid of this evidence of comparative anatomy and ontogeny.
Thus, by the discovery of this fossil man-monkey of Java the descent of man from the ape has become just as clear and certain from the palaeontological side as it was previously from the evidence of comparative anatomy and ontogeny.
For the historical succession of vertebrate fossils corresponds completely with the morphological evolutionary scale which is revealed to us by comparative anatomy and ontogeny.
The evidence of comparative anatomy and ontogeny, therefore, becomes all the more important.
It relies on the facts of paleontology, and fills up the gaps in this by comparative anatomy and ontogeny.
Hence the numerous gaps in its positive evidence have to be filled up by the results of two other sciences, comparative anatomy and ontogeny.
The next question is, how the facts of palaeontology agree with these most important results of comparative anatomy and ontogeny.
That difficult question is answered by the marvellous progress of modern palaeontology, and the answer is in complete harmony with the older results arrived at by comparative anatomy and ontogeny.
Palaeontology, therefore, can tell us nothing about them; and we are limited to the other two great documents of phylogeny--the results of comparative anatomy and ontogeny.
In the main they correspond to the ideal which we form, with the aid of comparative anatomy and ontogeny, of the primitive type or build of the vertebrate--the long-extinct form to which the whole stem owes its origin.
But we can only indirectly and approximately, with the aid of comparative anatomy and ontogeny, conjecture what lower forms enter into the chain of our ancestry between the gastraea and the chordula, and between this and the lancelet.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "comparative anatomy and ontogeny" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.
