. Animal parasites and parasitic diseases . Domestic animals; Veterinary medicine. PARASITOLOGY. ISI TRICHOTRACHELIDAE. The family Trichotrachelidae includes a group of blood sucking worms, provided with a nude head; in the adult state they infest the intestinal tract. (Trix—a hair) Trichocephalus Depressidsculus (Cephale—head) (Depressus depress) Synonym.—Whip worm. Distribution. — Found occasionally in the United States, also in Europe. Description.—This worm in shape resembles the old fashioned "black snake" whip; the posterior part of the body is about the calibre of a thread; th
. Animal parasites and parasitic diseases . Domestic animals; Veterinary medicine. PARASITOLOGY. ISI TRICHOTRACHELIDAE. The family Trichotrachelidae includes a group of blood sucking worms, provided with a nude head; in the adult state they infest the intestinal tract. (Trix—a hair) Trichocephalus Depressidsculus (Cephale—head) (Depressus depress) Synonym.—Whip worm. Distribution. — Found occasionally in the United States, also in Europe. Description.—This worm in shape resembles the old fashioned "black snake" whip; the posterior part of the body is about the calibre of a thread; the anterior two-thirds is attenuated, resembling a hair; it is white in color; its mouth is nude; the large part of the body of the male forms a coil; the correspond- ing part of 'tne female is straight or slightly curved; the male is provided with a spicula; the vulva of the female is located in the anterior portion of the large part of the body; the male measures from one to one and one-fourth inches in length; the female from one and one-fourth to one and one-half Fig. 59— inches. ""s^u'scuLt''" °''"" I-if^ ^ ova, placed 1, Female. in water and kept at a warm tem- "'ceth'aiic extremity, perature will hatch and develop b, Caudal " complete embryos in from four to five months; if these be fed to dogs they develop to the adult stage; drying or desiccation of the egaps or embryos stops their de-. 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 Kaupp, Benjamin Franklyn, 1874-. Chicago : A. Eger
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