. Mites injurious to domestic animals (with an appendix on the acarine disease of hive bees). Mites; Veterinary medicine; Bees. 70 Mites Injurious to Domestic Animals. Fa:mily TYROGLYPHIDAE. Minute, pale-coloured mites, without any definite respiratory system, their body is usually rather soft, being weakly chitinized. They are mostly free-living, feeding on animal or vegetable matter, especially if in a state of decay. A few species are associated with mammals, living in their nests, and the travelling nymphs or hypopi. Fig. .58. Second nymphal stage (deutonj^mph) of Dennanyssus yallinae (p 8


. Mites injurious to domestic animals (with an appendix on the acarine disease of hive bees). Mites; Veterinary medicine; Bees. 70 Mites Injurious to Domestic Animals. Fa:mily TYROGLYPHIDAE. Minute, pale-coloured mites, without any definite respiratory system, their body is usually rather soft, being weakly chitinized. They are mostly free-living, feeding on animal or vegetable matter, especially if in a state of decay. A few species are associated with mammals, living in their nests, and the travelling nymphs or hypopi. Fig. .58. Second nymphal stage (deutonj^mph) of Dennanyssus yallinae (p 87), from belo^v. (Original.) of these forms usually have a special apparatus on the ventral surface of the body for grasping the hairs of the host (fig. 36). The travelling nymphs of other species bear discs provided with suckers in the same position, enabling them to attach themselves to insects (fig. 36). Several species of Tyroglyphids occur accidentally on the skin of. 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 Hirst, Stanley, d. 1930. London, Printed by order of the Trustees


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Keywords: ., bo, bookcentury1900, bookdecade1920, booksubjectbees, bookyear1922