The Origin of Vertebrates

Cover The Origin of Vertebrates
The book The Origin of Vertebrates was written by author Here you can read free online of The Origin of Vertebrates book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is The Origin of Vertebrates a good or bad book?
Where can I read The Origin of Vertebrates for free?
In our eReader you can find the full English version of the book. Read The Origin of Vertebrates Online - link to read the book on full screen. Our eReader also allows you to upload and read Pdf, Txt, ePub and fb2 books. In the Mini eReder on the page below you can quickly view all pages of the book - Read Book The Origin of Vertebrates
What reading level is The Origin of Vertebrates book?
To quickly assess the difficulty of the text, read a short excerpt:


But in the nose, as in all other parts of the head-region of the lamprey, remarkable changes take place at transformation, and examination of the same tube in Ammocoetes demonstrates that the elaborate structure of the adult olfactory organ is actually derived from a much simpler form of organ, represented in Fig. 99. Here, in Ammocoetes, the section is no longer strikingly different from that of the Thelyphonus organ, but, instead, most strikingly similar to it.
Thus, again, it is shown that t
...his larval form of the lamprey gives -cart Fig. 99. — Tbansvbbsb Section thbodgh the Olfactory Passage of Ammoccetes.
cart., nasal cartilage.
more valuable information as to vertebrate ancestry than all the rest of the vertebrates put together.
Still, even now the similarity between the two organs is not complete, for the tube in the lamprey opens on to the exterior on the dorsal surface of the head, while in the scorpion tribe it is situated ventrally, being the passage to the mouth and alimentary canal.


What to read after The Origin of Vertebrates?
You can find similar books in the "Read Also" column, or choose other free books by Walter Holbrook Gaskell to read online
MoreLess

Read book The Origin of Vertebrates for free

You can download books for free in various formats, such as epub, pdf, azw, mobi, txt and others on book networks site. Additionally, the entire text is available for online reading through our e-reader. Our site is not responsible for the performance of third-party products (sites).
Ads Skip 5 sec Skip
+Write review

User Reviews:

Write Review:

Guest

Guest