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The pleural and sternal sclerites of the lepidopterous thorax. :
A contribution to the revision of the genus Pyrgus in America (Lepidoptera, Hesperidae). The effect of hydrogen ion concentration upon the toxicity of nicotine, pyridine, and methylpyrrolidine to mosquito larvae.

APA Citation

Shepard, H. Henry. (1931). The pleural and sternal sclerites of the lepidopterous thorax.: A contribution to the revision of the genus Pyrgus in America (Lepidoptera, Hesperidae). The effect of hydrogen ion concentration upon the toxicity of nicotine, pyridine, and methylpyrrolidine to mosquito larvae. [Place of publication not identified]: [publisher not identified].

MLA Citation

Shepard, Harold Henry, 1898-. The Pleural And Sternal Sclerites of the Lepidopterous Thorax.: A Contribution to the Revision of the Genus Pyrgus In America (Lepidoptera, Hesperidae). The Effect of Hydrogen Ion Concentration Upon the Toxicity of Nicotine, Pyridine, And Methylpyrrolidine to Mosquito Larvae. [Place of publication not identified]: [publisher not identified], 1931.

Warning: These citations may not always be complete (especially for serials).

The pleural and sternal sclerites of the lepidopterous thorax. : A contribution to the revision of the genus Pyrgus in America (Lepidoptera, Hesperidae). The effect of hydrogen ion concentration upon the toxicity of nicotine, pyridine, and methylpyrrolidine to mosquito larvae.

APA Citation

MLA Citation

The pleural and sternal sclerites of the lepidopterous thorax. :
A contribution to the revision of the genus Pyrgus in America (Lepidoptera, Hesperidae). The effect of hydrogen ion concentration upon the toxicity of nicotine, pyridine, and methylpyrrolidine to mosquito larvae.