. The cyclopædia of anatomy and physiology. Anatomy; Physiology; Zoology. n- side there body con- This communicates ternally with a narrow cylindrical canal (6), which in its turn opens into a kind of whitish vesicle of a pyriform shape (c) commonly cal- led the vesicula semi- nalis. On each of this vesicle is an oval whitish (d) composed of torted tubes filled with a whitish liquid : each of these organs is a testicle; and they seve- rally give origin to a slender vas deferens (fig. 75, e~) of the same colour, which opens into the vesicula seminalis. Lastly, from the posterior extremity of th
. The cyclopædia of anatomy and physiology. Anatomy; Physiology; Zoology. n- side there body con- This communicates ternally with a narrow cylindrical canal (6), which in its turn opens into a kind of whitish vesicle of a pyriform shape (c) commonly cal- led the vesicula semi- nalis. On each of this vesicle is an oval whitish (d) composed of torted tubes filled with a whitish liquid : each of these organs is a testicle; and they seve- rally give origin to a slender vas deferens (fig. 75, e~) of the same colour, which opens into the vesicula seminalis. Lastly, from the posterior extremity of the testicle, another fili- form duct (/') is continued,which passes back- wards on each side of the nervous cord, and gives origin to a series of pedunculated vesicles filled with a whitish fluid similar to that which * For the structure of the pulmonary sacs, see Willis, op. cit. Thomas, ' Memoires pour servir a 1'Histoire Nature-lie des Sangsues.' Home ' Lec- tures on Comp. Anatomy,' Moquin Tandon, op. cit. Morren de Lumbric. tcrrcst. Duges, op. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Todd, Robert Bentley, 1809-1860. London, Sherwood, Gilbert, and Piper
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