![The Project Gutenberg eBook of Parasites; a Treatise on the Entozoa of Man and Animals, Including Some Account of the Ectozoa, by T. Spencer Cobbold. The Project Gutenberg eBook of Parasites; a Treatise on the Entozoa of Man and Animals, Including Some Account of the Ectozoa, by T. Spencer Cobbold.](https://www.gutenberg.org/files/45923/45923-h/images/f33.jpg)
The Project Gutenberg eBook of Parasites; a Treatise on the Entozoa of Man and Animals, Including Some Account of the Ectozoa, by T. Spencer Cobbold.
![The Project Gutenberg eBook of Parasites; a Treatise on the Entozoa of Man and Animals, Including Some Account of the Ectozoa, by T. Spencer Cobbold. The Project Gutenberg eBook of Parasites; a Treatise on the Entozoa of Man and Animals, Including Some Account of the Ectozoa, by T. Spencer Cobbold.](https://www.gutenberg.org/files/45923/45923-h/images/f19.jpg)
The Project Gutenberg eBook of Parasites; a Treatise on the Entozoa of Man and Animals, Including Some Account of the Ectozoa, by T. Spencer Cobbold.
![The Project Gutenberg eBook of Parasites; a Treatise on the Entozoa of Man and Animals, Including Some Account of the Ectozoa, by T. Spencer Cobbold. The Project Gutenberg eBook of Parasites; a Treatise on the Entozoa of Man and Animals, Including Some Account of the Ectozoa, by T. Spencer Cobbold.](https://www.gutenberg.org/files/45923/45923-h/images/i_title.jpg)