. Dadd's theory and practice of veterinary medicine and surgery. Veterinary medicine. 744 DADD'S VETERINARY MEDICINE AND SURGERY. system, and thus the inclosed parasites are set free. The hyber- nated trichinae grow very fast, so that they attain, in about three days, twice their original length, and in the same ratio alter their appearance. Nothing of their generative organs was then known, but now the creatures can be plainly distinguished as male and female. They enter iryto very productive marriages, because one. Explanation.—Fig. 1, Trichinous pork, as seen with the naked eye ; 2, Young m
. Dadd's theory and practice of veterinary medicine and surgery. Veterinary medicine. 744 DADD'S VETERINARY MEDICINE AND SURGERY. system, and thus the inclosed parasites are set free. The hyber- nated trichinae grow very fast, so that they attain, in about three days, twice their original length, and in the same ratio alter their appearance. Nothing of their generative organs was then known, but now the creatures can be plainly distinguished as male and female. They enter iryto very productive marriages, because one. Explanation.—Fig. 1, Trichinous pork, as seen with the naked eye ; 2, Young minute trichinae roving about, magnified forty diameters; 3, Trichinae in capsules, magnified forty diame- ters ; 4, Female trichina ; 5, Male trichina, magnified two hundred diameters, (a) Head ; (b) the tail. Near the female trichina is seen the ova and their young ones, just escaped from the genital organs. female brings forth, in a very short time, hundreds of live young ones. These new-born trichinae do not resemble their producers, for they are without any generative organs. They are very much like the parasite when first introduced into our system with the pork. The young trichinae remain not at home, like the old ones, but. 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 Dadd, George H. , b. 1813. [from old catalog]. Cincinnati, R. W. Carroll & co.
Size: 1213px × 2060px
Photo credit: © Central Historic Books / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookauthordaddgeorgehb1813fromo, bookcentury1800, bookdecade1860
