~ © d a 
70 BULLETIN 416, U. S. DEPARTMENT OF AGRICULTURE. 
Draper, W. 
1907. Notes on the injurious scale insects and mealy bugs of Egypt; togethe 
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Dourrey, J.C. 
1891. Transformations of a carabid (Plochionus sriihis) and observations on. 
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Ewinec, H. E. ite . 
* 1909. A systematic and biological study of the Acarina of Illinois. Univ. 
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1913. New Acarina. Part I. Jn Bul. Amer. Mus. Nat. Hist., v.32, pp. 93-121 
pls. 7-8, 9 figs. 
1913. The taxonomic value of the characters of the male genital armature i 
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1914. The common red spider or spider mite. Oregon Agr. Expt. Sta. Bul. 121, 
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Fieet, W. J. 
1900. Some comparative trials of insecticide pumps in relation to the treatment 
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Forses, S. A., and Hart, C. A. - 
1900. The economic entomology of the sugar beet. Ill. Agr. Expt. Sta. Bul. 60, 
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Futtaway, D: T. 
1909. Insects of cotton in Hawaii. Hawaiian Agr. Expt. Sta. Bul. 18, 27 pp., 
18 figs. (Red spider on cotton in Hawaii, p. 23.) 
GaHan, A. B. 
1907. Greenhouse pests of Maryland. Md. Agr. Expt. Sta. Bul. 119, 36 pp., 
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GLOVER, T. 
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HANSTEIN, rR VON. 
1901. Beitrige zur Kenntnis der Gattung Tetranychus Dui. Jn Ztschr. Wiss. 
Zool., Bd. 70, Heft. 1, pp: 58-108. pls. 6. | 
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Harvey, F. L. 
1891. Report of botanist and entomologist. Jn Ann. Rpt. Me. Agr. Expt. Sta., 
1891, pp. 175-207, 13 figs. (Tetranychus sp., p. 179.) 
1892. Report of botanist and entomologist. In Ann. Rpt. Me. Agr. Expt. Sta.. 
1892, pp. 99-146, 3 pls., 6 figs. (Oviginal description of the two-spotted 
mite ( Tetranychus 2 2-maculatus), pp. 133-146, pl. 3.) 
jarvis, T. D. 
1906. Phlox mite—-Tetranychus bimaculatus. In 36th Ann. Rpt. Ent. Soc. 
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LINNAEUS, C. 
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Maruatr, C. L. 
1901. The scale insect and mite enemies of citrus trees. Jn U.S. Dept. Agr. 
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1903. Scale insects and mites on citrus trees. U.S. Dept. Agr. Farmers’ Bul. 
172, 44 pp.. 34 figs. ( Tetranychus sermaculatus Riley, pp. 41-42.) 
MayYNarp, S. T. : 
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McCarry, G. ' 
1891. Some injurious insects. N. C. Agr. Expt. Sta. Bul. 78, 351 pp.. 58 figs. - 
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1893. Diseases and insects crea fruit trees and plants, with remedies for | 
their destruction. N. C. Agr. Expt. Sta. Bul. 92, 144 pp.. 91 figs. — 
(T. telarius on gooseberry, p. 132, fig. 76.) . 
