File:The horse, its treatment in health and disease with a complete guide to breeding, training and management (1906) (14585616179).jpg

Identifier: horseitstreatm05axej (find matches)
Title: The horse, its treatment in health and disease with a complete guide to breeding, training and management
Year: 1906 (1900s)
Authors: Axe, J. Wortley
Subjects: Horses
Publisher: London, Gresham Pub. Co.
Contributing Library: NCSU Libraries
Digitizing Sponsor: NCSU Libraries

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tobacco in a quart of water, is also a very good dressing, or,instead, a solution of carbolic acid 1 part to 50 parts of soft soap andwater may be used. In consequence of the invarialjle presence of numerous eggs on the skin,which will in all probability escape the action of the dressing, it is neces-sary to repeat it in a week. Afterwards the animal must be examinedoccasionally in order to ascertain if any more parasites are present. Theillustrations in Plate XXXVI, figs. 1 and 2 show the different varieties oflice found on th(> skin of the horse. Acariasis (-Mange).—The parasites which belong to this division arethe diticrcnt \arieties of ticks and mange-mites. The presence of ticks onthe skin may be looked upon as an accidental circumstance, from which thehorse in its state of domestication is comparatively exempt. The same,however, cannot be said of the invasion of the mange-mites, two varietiesof which are commoidy found in the horse, one (Psoroptcs) the cause of PLATE XXXVI
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EXTERNAL PARASITES OF THE HORSE—After Neumann 1. Haematopinus macrocephalus equi, female, X15. 2. Trichodectes pilosus equi, female, X 15. 3. Psoroptes communis equi, hexapod larva, x6o. 4. Psoroptescommunisequi. pubescent female, ventral surface, x6o. 5. Sarcoptes scabiei equi, ovigerous female, dorsal surface, x6o. 6. Same as 5. but ventral surface, x6o. 7. Symbiotes communis equi, male, ventral surface, x6o. 0. Symbi9. H i equi, ■igerous female, ventral surface. 60. orses tail invaded by tricophytonmass of exterior spores; /, split ;of epidermis of hair.Tricophyton tonsurans, x 50. , X 200. a, a^of hair ; c, cells DISEASES WHICH AKE INDUCED BY PARTICULAR PARASITES 1G7 common mange and the other a burrowing mite (Strrcoptes) the ravages ofwhich induce a more severe kind of skin disease, which is difficult to cureowing to the mites burying themselves under the cuticle. Symptoms.—In all forms of mange the prominent symptom in thefirst instance is itching, which induces the anima

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