. The Acarina or mites. A review of the group for the use of economic entomologists. Mites. Fig. S^.— Tyrrdlia circularis. (Author's illustration.) Fig. 84.— TTiyas sp. (Original.) base, and the second joint bears a strong spur below. The sucking disks each side of the genital opening are nearly concealed by lateral flaps. The legs have no special swimming hairs, and coxae III and IV are widelv separated from I and II. Fig. -Mandible of Thyas sp. (Original.). •Palpus of Thyas (Original.) Limnesia (fig. 82) is a large genus. Three species have been recorded from Canada, two of them Europea
. The Acarina or mites. A review of the group for the use of economic entomologists. Mites. Fig. S^.— Tyrrdlia circularis. (Author's illustration.) Fig. 84.— TTiyas sp. (Original.) base, and the second joint bears a strong spur below. The sucking disks each side of the genital opening are nearly concealed by lateral flaps. The legs have no special swimming hairs, and coxae III and IV are widelv separated from I and II. Fig. -Mandible of Thyas sp. (Original.). •Palpus of Thyas (Original.) Limnesia (fig. 82) is a large genus. Three species have been recorded from Canada, two of them European. They have a soft body; the hind legs are well provided ^vith swimming hairs, and the fourth tarsus lacks the claws, but is pro\dded with a bristle. 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 Banks, Nathan, b. 1868; United States. Department of Agriculture. Washington, D. C. : G. P. O.
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Keywords: ., bookcentury1900, bookdecade1910, bookpublisherwashi, bookyear1915
