 When the cricket wishes to make his call, he elevates his tegmina at an angle of about forty-five degrees with the body; then holding them in such a position that the scraper of one rests upon the file of the other, he moves the tegmina back and forth...  An Introduction to Entomology - Page 118by John Henry Comstock, Anna Botsford Comstock - 1888 - 234 pagesFull view - About this book
 | University of Minnesota. Agricultural Experiment Station - Agriculture - 1895 - 1192 pages
...175, a)." As has been mentioned elsewhere, only the tegmina of the males are used to produce sounds. When the cricket wishes to make his call, he elevates...the tegmina into vibration, and produces the call. Crickets, and especially the House Crickets, may readily be destroyed by taking advantage of their... | |
 | John Henry Comstock, Anna Botsford Comstock - Insects - 1895 - 748 pages
...provided with a file and a scraper. When the cricket wishes to make his call, he elevates his wing-covers at an angle of about forty-five degrees with the body...one rests upon the file of the other, he moves the wing-covers back and forth sidewise so that the file and the scraper rasp upon each other. This throws... | |
 | Otto Lugger - Orthoptera - 1897 - 304 pages
...175, a)." As has been mentioned elsewhere, only the tegmina of the males are used to produce sounds. When the cricket wishes to make his call, he elevates...the tegmina into vibration, and produces the call. Crickets, and especially the House Crickets, may readily be destroyed by taking advantage of their... | |
 | University of Minnesota. Agricultural Experiment Station - Agriculture - 1898 - 652 pages
...175, a)." As has been mentioned elsewhere, only the tegmina of the males are used to produce sounds. When the cricket wishes to make his call, he elevates...the tegmina into vibration, and produces the call. Crickets, and especially the House Crickets, may readily be destroyed by taking advantage of their... | |
 | Vernon Lyman Kellogg - Zoology - 1903 - 394 pages
...thereprovided with a file and scraper. When the cricket wishes to make his call he elevates his fore wings at an angle of about forty-five degrees with the body;...them in such a position that the scraper of one rests on the file of the other, he moves them back and forth laterally, so that the two parts rasp upon each... | |
 | Glenn Washington Herrick - Beneficial insects - 1914 - 522 pages
...his chirping song, he elevates these wings at an angle of about forty-five degrees and holds them so that the scraper of one rests upon the file of the other. He then moves the wings very fast from side to side, rasping the scraper of each wing with the file of... | |
 | Education - 1915 - 640 pages
...call, he elevates his wingcovers at an angle of about fortyfive degrees with the body. Then 446 447 holding them in such a position that the scraper of...one rests upon the file of the other, he moves the wings back and forth side-wise so that the file and the scraper rasp upon each other. This throws the... | |
 | University of Minnesota. Agricultural Experiment Station - Agriculture - 1896 - 1124 pages
...and coarser veins. Knlargerl. From "Household Insects." by I'iv. of Entomology, Dept. Agriculture. at an angle of about forty-five degrees with the body;...the tegmina into vibration, and produces the call. Crickets, and especially the House Crickets, may readily be destroyed by taking advantage of their... | |
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