83 



J. B. Tyeell. — On some Canadian Ectoparasitic Sarcoptidse. <Ott. 

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H. Gakman. — ^The Phytopti and other injurious plant mites. <Twelfth 

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A. Nalepa.— Eriophyidse (Phytoptidse). <Das Tierreich, 4 Liefe- 

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No reference to the American species. 



N. Banks.— The Red Spiders of the United States (Tetranychus and 

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F. KoENiKE. — Nordamerikanische Hydrachniden. <Abh. Ver. Bre- 

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R. H. Walcott. — On the North American species of the genus Atax. 

 <Trans. Amer. Micr. Soc, XX, 1899. 



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