. Carnegie Institution of Washington publication. . Figs. 2-10, Cerci of Melanoplus, male: 2, M. sylvestris; 3, M. celatus; 4, M. carnegiei; 5, M. divergent; 6, M. similis; 7, M. tribulus; 8, M. deviut; 9, M. deceptus; 10, M. sym- metricus. (Magnified 16 diameters). Melanoplus celatus Morse. Melanoplus celatus. Psyche, XI, 10 (1904). "Closely related to M. islandicus, agreeing with it in size, coloration, markings and form with the following exceptions : '' Cerci of male similar to those of islandicus, stout at base, tapering equally, or more rapidly in basal portion, to a slender, flatte
. Carnegie Institution of Washington publication. . Figs. 2-10, Cerci of Melanoplus, male: 2, M. sylvestris; 3, M. celatus; 4, M. carnegiei; 5, M. divergent; 6, M. similis; 7, M. tribulus; 8, M. deviut; 9, M. deceptus; 10, M. sym- metricus. (Magnified 16 diameters). Melanoplus celatus Morse. Melanoplus celatus. Psyche, XI, 10 (1904). "Closely related to M. islandicus, agreeing with it in size, coloration, markings and form with the following exceptions : '' Cerci of male similar to those of islandicus, stout at base, tapering equally, or more rapidly in basal portion, to a slender, flattened tip, once and a half or twice as long as width of base, symmetrical, the tip not bent upward nor grooved externally as usual in islandicus. Subgenital plate averaging shorter on the dorsal margin than in islandicus. Prosternal spine conic or cylindro- conic, the apex blunt, well-rounded,—in islandicus subpyramidal, acutely pointed, the sides ; (See Fig. 3—drawing of male cercus.) Virginia: Wytheville, Sept. 4, 5, 3000 to 3500 Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Carnegie Institution of Washington. Washington, Carnegie Institution of Washington
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