List of the specimens of hemipterous insects in the collection of the British museum. British Museum (Natural History). Department of Zoology. creator Dallas, W. S. (William Sweetland), 1824-1890 contributor Gray, John Edward, 1800-1875 contributor text book London : Printed by order of the Trustees, 1851-52. 1851
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ENG Paged continuously; pt. I: 2 pl l., 368 p.; pt. II: 2 p. l., [369]-592 p. By W. S. Dallas, edited by J. E. Gray. Hemiptera QL521 .B8 https://www.biodiversitylibrary.org/bibliography/9547 2992188 agr03000329 10.5962/bhl.title.9547 DLC