A manual of mesostigmatid mites parasitic on vertebrates,

Bibliography: p. 271-316.

Annotated list of the insects and mites associated with stored grain and cereal products, and of their arthropod parasites and predators /

"July 1937."

Tratado de amistand, límites, navegación, convercio y extradición, celebrado entre la República de Bolivia y el Imperio del Brasil en 1867.

Text of the treaty in Spanish and Portuguese on opposite pages.

Defensa de los derechos de la República del Ecuador en su contienda con la República del Perú sobre límites territoriales de ambas,

Mode of access: Internet.

Límites orientales de Bolivia : la cuestión con el Paraguay /

"Recopilación de artículos publicados en el Guadalquivir de Tarija en 1916."

Host relations of the parasitic cowbirds /

At head of title: Museum of Natural History.

Vegetable wasps and plant worms : a popular history of entomogenous fungi, or fungi parasitic upon insects /

Includes indexes.

Animal parasites and parasitic diseases.

Published 1924.

Descripción de las provincias del Río de la Plata según el Diario de la 2a. Partida de demarcación de límites entre los dominios de España y Portugal, que dió principio á fines de 1783 y concluyó en 1801,

Mode of access: Internet.

Colonies of insects, mites, ticks, and spiders maintained in laboratories of the Entomology Research and Market Quality Research Divisions of the Agricultural Research Service, U. S. Dept. of Agriculture.

Mode of access: Internet.

Colonies of insects, mites, ticks, and spiders maintained in laboratories of the Entomology Research and Market Quality Research Divisions of the Agricultural Research Service, U. S. Dept. of Agriculture.

Mode of access: Internet.

Colonies of insects, mites, and ticks maintained in laboratories of the Entomology Research and Market Quality Research Divisions of the Agricultural Research Service, U. S. Dept. of Agriculture,

Cover title.

Losses occasioned by insects, mites and ticks in the United States,

Processed.

Predacious and parasitic enemies of the aphides (including a study of hyper-parasites)

Caption title.

Mites against millions; or, Childhood against the world.

Mode of access: Internet.